{"id":35856,"date":"2026-07-27T07:51:39","date_gmt":"2026-07-27T06:51:39","guid":{"rendered":"https:\/\/www.emiliosilveravazquez.com\/blog\/?p=35856"},"modified":"2026-07-27T07:51:13","modified_gmt":"2026-07-27T06:51:13","slug":"su-extincion-dejo-libres-michos-ecologicos-que-ocupamos-nosotros","status":"publish","type":"post","link":"http:\/\/www.emiliosilveravazquez.com\/blog\/2026\/07\/27\/su-extincion-dejo-libres-michos-ecologicos-que-ocupamos-nosotros\/","title":{"rendered":"Su extinci\u00f3n dej\u00f3 libres nichos ecol\u00f3gicos que ocupamos nosotros"},"content":{"rendered":"<p><iframe loading=\"lazy\" title=\"El Viaje de la Evoluci\u00f3n Humana: Desde los Dinosaurios Hasta Nosotros\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/eYabC99pt18?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p style=\"text-align: justify;\">Parece que no caben dudas sobre el hecho de que, la extinci\u00f3n de los Dibnosaurios, dej\u00f3 libres nichos ecol\u00f3gicos que pudieron ocupara otras especies, entre las que est\u00e1 la Humana. Unos se fueron para que faciluitaran la llegadas de otros. NO podemos concebir un mundo de dinosaurios y humanos juntos.<\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"\" src=\"https:\/\/muyinteresante.okdiario.com\/wp-content\/uploads\/sites\/5\/2025\/09\/hallazgo-geologia-dinosaurios.jpg\" alt=\"Un hallazgo geol\u00f3gico revela que la extinci\u00f3n de los dinosaurios transform\u00f3 los r\u00edos y favoreci\u00f3 la expansi\u00f3n de los bosques\" width=\"534\" height=\"356\" \/><\/p>\n<div class=\"otQkpb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><strong>El fin de los dinosaurios<\/strong><!--TgQPHd|||[]--><\/div>\n<div role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><\/div>\n<div role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><\/div>\n<div role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><img decoding=\"async\" src=\"https:\/\/encrypted-tbn0.gstatic.com\/images?q=tbn:ANd9GcS4monYv-1Am7yrN1xKu04nKv0t920wB7HVaNo-6QrX55Bq5TOG-JF-DOM&amp;s=10\" alt=\"\u2713 EL ASTEROIDE QUE EXTINGUI\u00d3 A LOS DINOSAURIOS, DI\u00d3 VIDA A LOS MAGN\u00cdFICOS CENOTES DE YUCATAN. El cr\u00e1ter Chicxulub fue formado por el impacto de un asteroide hace 65.5 millones de a\u00f1os.\" \/><\/div>\n<div role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj6o9-3mvKVAxWbQUEAHZ7PHBkQi4wTegoIAggACAAIBRAB\" data-hveid=\"CAIIAAgACAUQAQ\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<ul>\n<li class=\"Z1qcYe\" style=\"text-align: justify;\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-hveid=\"CAIIAAgACAUQAg\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Impacto de un meteorito:<!--TgQPHd|||[]--><\/strong> Un gran asteroide choc\u00f3 contra la Tierra en la zona de la actual pen\u00ednsula de Yucat\u00e1n.<!--TgQPHd|||[]--><\/span><!--TgQPHd|||[]--><\/li>\n<\/ul>\n<\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj6o9-3mvKVAxWbQUEAHZ7PHBkQi4wTegoIAggACAAIBRAD\" data-hveid=\"CAIIAAgACAUQAw\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<ul>\n<li class=\"Z1qcYe\" style=\"text-align: justify;\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-hveid=\"CAIIAAgACAUQBA\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Cambios extremos:<!--TgQPHd|||[]--><\/strong> El impacto provoc\u00f3 oscuridad global, fr\u00edo intenso y la escasez de alimentos que acab\u00f3 con los grandes reptiles.<!--TgQPHd|||[]--><\/span><!--TgQPHd|||[]--><\/li>\n<\/ul>\n<\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj6o9-3mvKVAxWbQUEAHZ7PHBkQi4wTegoIAggACAAIBRAF\" data-hveid=\"CAIIAAgACAUQBQ\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<ul>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-hveid=\"CAIIAAgACAUQBg\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Espacio libre:<!--TgQPHd|||[]--><\/strong> Sobrevivieron peque\u00f1os mam\u00edferos que luego pudieron crecer y diversificarse en la Tierra.<!--TgQPHd|||[]--><\/span>\u00a0<!--TgQPHd|||[]--><\/li>\n<\/ul>\n<\/div>\n<ul class=\"KsbFXc U6u95\" data-sfc-root=\"ep\" data-ved=\"2ahUKEwj6o9-3mvKVAxWbQUEAHZ7PHBkQ-7AUegoIAggACAAIBRAA\" data-hveid=\"CAIIAAgACAUQAA\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><!--TgQPHd|||[]--><\/ul>\n<div class=\"Fsg96\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-sfc-inited=\"2\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><!--TgQPHd|||[]--><\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj6o9-3mvKVAxWbQUEAHZ7PHBkQi4wTegoIAggACAAIBhAA\" data-hveid=\"CAIIAAgACAYQAA\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<div class=\"otQkpb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><strong>La llegada de los humanos<\/strong><\/div>\n<\/div>\n<div role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><\/div>\n<div style=\"text-align: justify;\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\">Los humanos no aparecieron inmediatamente despu\u00b4\u00e7es de la extinci\u00f3n de los Dinosaurios, sino unos 63 millones de a\u00f1os m\u00e1s tarde. <span class=\"yADgie\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">ya que los dinosaurios se extinguieron hace <\/span><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"yADgie\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">66 millones de a\u00f1os<\/span><!--TgQPHd|||[]--><\/strong><span class=\"yADgie\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"> y el <\/span><em class=\"eujQNb\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"yADgie\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Homo sapiens<\/span><!--TgQPHd|||[]--><\/em><span class=\"yADgie\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"> surgi\u00f3 hace unos <\/span><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"yADgie\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">300.000 a\u00f1os<\/span><!--TgQPHd|||[]--><\/strong><span class=\"yADgie\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">.<\/span><\/div>\n<div role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><\/div>\n<div role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><img decoding=\"async\" src=\"https:\/\/encrypted-tbn0.gstatic.com\/images?q=tbn:ANd9GcTmwzoKGSiaWCkOA1qr1eu6IqgTLXwSCLJQObfEP0b2FjzZ5YFU261zdNg&amp;s=10\" alt=\"NO, EL SER HUMANO NO CONVIVI\u00d3 CON LOS DINOSAURIOS Esto es Historia A pesar de lo que puedan decir las pel\u00edculas y libros de ciencia ficci\u00f3n, o las locas teor\u00edas pseudohist\u00f3ricas (Creacionismo\" \/><\/div>\n<div role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><\/div>\n<div role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\">No podr\u00e7iamos haber convivido con ellos<\/div>\n<div role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj6o9-3mvKVAxWbQUEAHZ7PHBkQi4wTegoIAggACAAIBxAB\" data-hveid=\"CAIIAAgACAcQAQ\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<ul>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-hveid=\"CAIIAAgACAcQAg\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Evoluci\u00f3n lenta:<!--TgQPHd|||[]--><\/strong> Los mam\u00edferos evolucionaron durante millones de a\u00f1os tras la desaparici\u00f3n de los dinosaurios.<!--TgQPHd|||[]--><\/span><!--TgQPHd|||[]--><\/li>\n<\/ul>\n<\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj6o9-3mvKVAxWbQUEAHZ7PHBkQi4wTegoIAggACAAIBxAD\" data-hveid=\"CAIIAAgACAcQAw\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<ul>\n<li class=\"Z1qcYe\" style=\"text-align: justify;\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-hveid=\"CAIIAAgACAcQBA\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Primeros homininos:<!--TgQPHd|||[]--><\/strong> Los antecesores directos de los humanos surgieron hace aproximadamente 6 o 7 millones de a\u00f1os.<!--TgQPHd|||[]--><\/span><!--TgQPHd|||[]--><\/li>\n<\/ul>\n<\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj6o9-3mvKVAxWbQUEAHZ7PHBkQi4wTegoIAggACAAIBxAF\" data-hveid=\"CAIIAAgACAcQBQ\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<ul>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-hveid=\"CAIIAAgACAcQBg\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Separaci\u00f3n temporal:<!--TgQPHd|||[]--><\/strong> Hay una distancia de unos 60 millones de a\u00f1os entre el \u00faltimo dinosaurio no aviario y el primer humano.<!--TgQPHd|||[]--><\/span>\u00a0<!--TgQPHd|||[]--><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<\/div>\n<ul class=\"KsbFXc U6u95\" data-sfc-root=\"ep\" data-ved=\"2ahUKEwj6o9-3mvKVAxWbQUEAHZ7PHBkQ-7AUegoIAggACAAIBxAA\" data-hveid=\"CAIIAAgACAcQAA\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><!--TgQPHd|||[]--><\/ul>\n<div class=\"Fsg96\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-complete=\"true\" data-sfc-inited=\"2\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><!--TgQPHd|||[]--><\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj6o9-3mvKVAxWbQUEAHZ7PHBkQi4wTegoIAggACAAICBAA\" data-hveid=\"CAIIAAgACAgQAA\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<div data-sfc-cp=\"\" data-sfc-root=\"ep\" data-hveid=\"CAIIAAgACAgQAQ\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<div class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-hveid=\"CAIIAAgACAgQAg\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><img decoding=\"async\" loading=\"lazy\" class=\"\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121120_humanos_evolucion_624x351_sciencephotolibrary.jpg.webp\" alt=\"15 cambios que nos hicieron humanos - BBC News Mundo\" width=\"489\" height=\"275\" \/><\/div>\n<\/div>\n<div data-sfc-cp=\"\" data-sfc-root=\"ep\" data-hveid=\"CAIIAAgACAgQAg\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<h1 id=\"content\" class=\"article-heading css-1nfgtt7 e1j37txl0\" tabindex=\"-1\">15 cambios que nos hicieron humanos<\/h1>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\" style=\"text-align: justify;\">Tenemos cerebros extravagantemente grandes que nos permiten construir complicados artefactos, entender conceptos abstractos y comunicarnos usando el lenguaje.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\" style=\"text-align: justify;\">Tambi\u00e9n somos casi lampi\u00f1os, tenemos mand\u00edbulas d\u00e9biles y nos cuesta dar a luz. \u00bfC\u00f3mo evolucion\u00f3 una criatura tan estrafalaria?<\/p>\n<\/div>\n<\/div>\n<div data-sfc-cp=\"\" data-sfc-root=\"ep\" data-hveid=\"CAIIAAgACAgQAg\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: &quot;Google Sans&quot;, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<p><strong>Veamos datos de un reportaje de la BBC<\/strong><\/p>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"1-Vivir-en-grupo\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">1 &#8211; Vivir en grupo<\/h2>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121411_humanos_sociales_624x351_thinkstock.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121411_humanos_sociales_624x351_thinkstock.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121411_humanos_sociales_624x351_thinkstock.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121411_humanos_sociales_624x351_thinkstock.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121411_humanos_sociales_624x351_thinkstock.jpg.webp 624w\" alt=\"Monos\" width=\"457\" height=\"257\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Thinkstock<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace 60-30 millones de a\u00f1os<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\" style=\"text-align: justify;\">Los primeros primates, el grupo que incluye a monos y humanos, evolucionaron poco despu\u00e9s de la desaparici\u00f3n de los dinosaurios.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Muchos comenzaron r\u00e1pidamente a vivir en grupos. Eso supuso que cada animal deb\u00eda moverse en una compleja red de amistades, jerarqu\u00edas y rivalidades.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">As\u00ed que vivir en grupos puede haber impulsado un aumento sostenido de la capacidad intelectual.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"2-M\u00e1s-sangre-al-cerebro\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">2- M\u00e1s sangre al cerebro<\/h2>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121836_humanos_mandibula_624x351_henrygraywikimediacommons.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121836_humanos_mandibula_624x351_henrygraywikimediacommons.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121836_humanos_mandibula_624x351_henrygraywikimediacommons.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121836_humanos_mandibula_624x351_henrygraywikimediacommons.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121836_humanos_mandibula_624x351_henrygraywikimediacommons.jpg.webp 624w\" alt=\"Arteria car\u00f3tida\" width=\"501\" height=\"282\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Henry Gray Wikimedia Commons<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span role=\"text\"><span class=\"css-5ku87v\"><br \/>\n<img decoding=\"async\" loading=\"lazy\" class=\"\" src=\"https:\/\/cdn.agenciasinc.es\/var\/ezwebin_site\/storage\/images\/_aliases\/img_1col\/noticias\/chimpances-y-humanos-comparten-un-ancestro-comun-que-vivio-a-finales-del-mioceno\/8952561-1-esl-MX\/Chimpances-y-humanos-comparten-un-ancestro-comun-que-vivio-a-finales-del-Mioceno.jpg\" alt=\"Chimpanc\u00e9s y humanos comparten un ancestro com\u00fan que vivi\u00f3 a finales del Mioceno\" width=\"454\" height=\"295\" \/><\/span><\/span><\/span>\u00a0<\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Humanos, chimpanc\u00e9s y gorilas descienden todos de una especie desconocida de hom\u00ednido extinguida.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">En este ancestro, un gen llamado RNF213 comenz\u00f3 a evolucionar r\u00e1pidamente.<\/p>\n<\/div>\n<section class=\"css-1o3v5ug\" role=\"region\" data-e2e=\"recommendations-heading\" aria-labelledby=\"recommendations-heading\">\n<div class=\"css-79elbk e92pi9o0\">\n<div class=\"css-6cb6xm\"><\/div>\n<ul class=\"css-64y6r\" role=\"list\">\n<li role=\"listitem\">\n<div class=\"css-qj66n0\" data-e2e=\"recommendations-wrapper\">\n<div class=\"css-i87o2a\">\n<div class=\"css-1jir9cx\"><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/660\/cpsprodpb\/1f91\/live\/9ca28a80-7fa7-11f1-b976-0b9c15b0ccfc.jpg.webp\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/70\/cpsprodpb\/1f91\/live\/9ca28a80-7fa7-11f1-b976-0b9c15b0ccfc.jpg.webp 70w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/95\/cpsprodpb\/1f91\/live\/9ca28a80-7fa7-11f1-b976-0b9c15b0ccfc.jpg.webp 95w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/144\/cpsprodpb\/1f91\/live\/9ca28a80-7fa7-11f1-b976-0b9c15b0ccfc.jpg.webp 144w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/183\/cpsprodpb\/1f91\/live\/9ca28a80-7fa7-11f1-b976-0b9c15b0ccfc.jpg.webp 183w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/cpsprodpb\/1f91\/live\/9ca28a80-7fa7-11f1-b976-0b9c15b0ccfc.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/cpsprodpb\/1f91\/live\/9ca28a80-7fa7-11f1-b976-0b9c15b0ccfc.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/660\/cpsprodpb\/1f91\/live\/9ca28a80-7fa7-11f1-b976-0b9c15b0ccfc.jpg.webp 660w\" alt=\"Ilustraci\u00f3n de la epoca en sepia, se ve un hombre mayor sentado en una especie de cueva, con un libro en sus piernas, sus manos en posici\u00f3n de oraci\u00f3n y hay una cruz. en perspectiva a lo lejos seve una cidad con monta\u00f1as.\" width=\"395\" height=\"222\" \/><\/div>\n<div><\/div>\n<\/div>\n<\/div>\n<\/li>\n<\/ul>\n<div class=\"css-qj66n0\" data-e2e=\"recommendations-wrapper\"><\/div>\n<\/div>\n<\/section>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Esto puede haber estimulado el flujo de sangre hacia el cerebro al ensanchar la arteria car\u00f3tida.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\" style=\"text-align: justify;\">En humanos, las mutaciones de RNF213 causan la enfermedad de Moyamoya, en la que la arteria es demasiado estrecha, una condici\u00f3n que conduce al deterioro de la capacidad cerebral por falla de irrigaci\u00f3n.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"3-\u2013-La-divisi\u00f3n-de-los-primates-primeros-cambios-de-genes\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">3 \u2013 La divisi\u00f3n de los primates: primeros cambios de genes<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121321_humanos_chimpance_624x351_spl.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121321_humanos_chimpance_624x351_spl.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121321_humanos_chimpance_624x351_spl.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121321_humanos_chimpance_624x351_spl.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121321_humanos_chimpance_624x351_spl.jpg.webp 624w\" alt=\"Chimpanc\u00e9\" width=\"388\" height=\"218\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">SPL<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace 13-7 millones de a\u00f1os<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Nuestros ancestros se separaron de sus parientes parecidos a los chimpac\u00e9s hace unos 7 millones de a\u00f1os.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\" style=\"text-align: justify;\">En un principio, tendr\u00edan una apariencia similar. Pero dentro de sus c\u00e9lulas, el cambio ya estaba en marcha.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\" style=\"text-align: justify;\">Despu\u00e9s de la divisi\u00f3n, los genes ASPM y ARHGAP11B empezaron a mutar, as\u00ed como un segmento del genoma humano denominado regi\u00f3n HAR1.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\" style=\"text-align: justify;\">No est\u00e1 claro que provoc\u00f3 estas modificaciones, pero HAR1 y ARHGAP11B est\u00e1n involucrados en el crecimiento del c\u00f3rtex cerebral.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"4-\u2013-Subid\u00f3n-de-az\u00facar-energ\u00eda-para-el-cerebro\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">4 \u2013 Subid\u00f3n de az\u00facar: energ\u00eda para el cerebro<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122036_humanos_cerebro_624x351_henrygraywikimediacommons.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122036_humanos_cerebro_624x351_henrygraywikimediacommons.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122036_humanos_cerebro_624x351_henrygraywikimediacommons.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122036_humanos_cerebro_624x351_henrygraywikimediacommons.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122036_humanos_cerebro_624x351_henrygraywikimediacommons.jpg.webp 624w\" alt=\"Cerebro\" width=\"455\" height=\"256\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Henry Gray Wikimedia Commons<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace menos de 7 millones de a\u00f1os<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Despu\u00e9s de que la l\u00ednea evolutiva humana se separ\u00f3 de la l\u00ednea de los chimpanc\u00e9s, dos genes mutaron.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">SLC2A1 y SLC2A4 forman prote\u00ednas que transportan glucosa dentro y fuera de las c\u00e9lulas.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\" style=\"text-align: justify;\">Las modificaciones pueden haber desviado glucosa de los m\u00fasculos hacia el cerebro de aquellos hom\u00ednidos primitivos, y es posible que esta glucosa los haya estimulado y permitido que crecieran los cerebros.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"5-\u2013-Las-manos-m\u00e1s-h\u00e1biles\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">5 \u2013 Las manos m\u00e1s h\u00e1biles<\/h2>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121942_humanos_mano4_624x351_henrygraywikimediacommons.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121942_humanos_mano4_624x351_henrygraywikimediacommons.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121942_humanos_mano4_624x351_henrygraywikimediacommons.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121942_humanos_mano4_624x351_henrygraywikimediacommons.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121942_humanos_mano4_624x351_henrygraywikimediacommons.jpg.webp 624w\" alt=\"Mano\" width=\"469\" height=\"264\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Henry Gray Wikimedia Commons<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace menos de 7 millones de a\u00f1os<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Nuestras manos son inusualmente h\u00e1biles y nos permiten hacer bellas herramientas de piedra o escribir palabras.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Eso puede deberse en parte a un fragmento de ADN llamado HACNS1, que ha evolucionado r\u00e1pidamente desde que nuestros ancestros se dividieron de los ancestros de los chimpanc\u00e9s.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">No sabemos qu\u00e9 hace HACNS1, pero se activa cuando se desarrollan nuestros brazos y manos.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"6-\u2013-Mand\u00edbulas-d\u00e9biles-m\u00e1s-lugar-para-el-cerebro\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">6 \u2013 Mand\u00edbulas d\u00e9biles: m\u00e1s lugar para el cerebro<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121702_humanos_mandibula_624x351_henrygraywikimediacommons.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121702_humanos_mandibula_624x351_henrygraywikimediacommons.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121702_humanos_mandibula_624x351_henrygraywikimediacommons.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121702_humanos_mandibula_624x351_henrygraywikimediacommons.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121702_humanos_mandibula_624x351_henrygraywikimediacommons.jpg.webp 624w\" alt=\"Mand\u00edbula\" width=\"437\" height=\"246\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Henry Gray Wikimedia Commons<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace 5,3 &#8211; 2,4 millones de a\u00f1os<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\" style=\"text-align: justify;\">En comparaci\u00f3n con otros primates, los humanos no pueden morder con demasiada fuerza porque tienen m\u00fasculos delgados en la mand\u00edbula.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\" style=\"text-align: justify;\">Esto parece deberse fundamentalmente a una mutaci\u00f3n del gen MYH16, que controla producci\u00f3n de tejido muscular.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\" style=\"text-align: justify;\">Este cambio ocurri\u00f3 hace entre 5,3 y 2,4 millones de a\u00f1os. Las mand\u00edbulas m\u00e1s peque\u00f1as pueden haber liberado espacio para que crezca el cerebro.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"7-\u2013-Dieta-variada-carne-en-el-men\u00fa\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">7 \u2013 Dieta variada: carne en el men\u00fa<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122820_humanos_carne_624x351_thinkstock.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122820_humanos_carne_624x351_thinkstock.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122820_humanos_carne_624x351_thinkstock.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122820_humanos_carne_624x351_thinkstock.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122820_humanos_carne_624x351_thinkstock.jpg.webp 624w\" alt=\"Carne\" width=\"441\" height=\"248\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Thinkstock<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace 3,5 \u2013 1,8 millones de a\u00f1os<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Nuestros ancestros primates m\u00e1s antiguos com\u00edan principalmente fruta, pero especies posteriores como el\u00a0<i class=\"css-6whwaq ezrtjzf0\">Australopithecus<\/i>\u00a0ampliaron su gusto.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Adem\u00e1s de alimentarse con una variedad m\u00e1s grande de plantas, como las hierbas, parece que comieron mucha m\u00e1s carne e incluso que la troceaban con herramientas de piedra.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">M\u00e1s carne supuso m\u00e1s calor\u00edas y menos tiempo de masticaci\u00f3n.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"8-\u2013-Pelados-no-m\u00e1s-vello-corporal\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">8 \u2013 Pelados: no m\u00e1s vello corporal<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121450_humanos_espalda_624x351_thinkstock.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121450_humanos_espalda_624x351_thinkstock.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121450_humanos_espalda_624x351_thinkstock.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121450_humanos_espalda_624x351_thinkstock.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121450_humanos_espalda_624x351_thinkstock.jpg.webp 624w\" alt=\"Espalda \" width=\"466\" height=\"262\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Thinkstock<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace 3,3 millones de a\u00f1os<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Los humanos son primates casi lampi\u00f1os. Nadie sabe por qu\u00e9, pero ocurri\u00f3 hace entre 3 y 4 millones de a\u00f1os.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Fue entonces fue cuando evolucionaron las ladillas, que solo pudieron infectar el pubis cuando el resto del pelo hab\u00eda desaparecido.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Expuesta al sol, la piel se oscureci\u00f3. A partir de entonces, todos nuestros ancestros fueron negros, hasta que algunos humanos modernos dejaron los tr\u00f3picos.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"9-Conexiones-un-gen-de-inteligencia\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">9 &#8211; Conexiones: un gen de inteligencia<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122618_humanos_neuronas_304x171_wikimediacommons.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122618_humanos_neuronas_304x171_wikimediacommons.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/304\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122618_humanos_neuronas_304x171_wikimediacommons.jpg.webp 304w\" alt=\"neuronas\" width=\"304\" height=\"171\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Wikimedia Commons<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace 3,2 \u2013 2,5 millones de a\u00f1os<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Un gen llamado SRGAP2 fue duplicado tres veces.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Como resultado, nuestros ancestros tuvieron varias copias, algunas de las cuales podr\u00edan haber evolucionado libremente.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Una de las copias mutadas result\u00f3 ser mejor que la original.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Es probable que haya provocado que las c\u00e9lulas del cerebro modelaran m\u00e1s prolongaciones, permiti\u00e9ndoles formar m\u00e1s conexiones.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"10-\u2013-Cerebros-m\u00e1s-grandes-primates-pensantes\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">10 \u2013 Cerebros m\u00e1s grandes: primates pensantes<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121215_humanos_habilis_624x351_sciencephotolibrary.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121215_humanos_habilis_624x351_sciencephotolibrary.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121215_humanos_habilis_624x351_sciencephotolibrary.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121215_humanos_habilis_624x351_sciencephotolibrary.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121215_humanos_habilis_624x351_sciencephotolibrary.jpg.webp 624w\" alt=\"Homo habilis\" width=\"476\" height=\"268\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Science Photo Library<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace 2,8 millones de a\u00f1os<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Los humanos modernos pertenecen a un grupo o g\u00e9nero de animales conocido como\u00a0<i class=\"css-6whwaq ezrtjzf0\">Homo<\/i>.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">El f\u00f3sil de\u00a0<i class=\"css-6whwaq ezrtjzf0\">Homo<\/i>\u00a0m\u00e1s antiguo conocido fue hallado en Etiop\u00eda y tiene 2,8 millones de a\u00f1os.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">La primera especie fue probablemente\u00a0<i class=\"css-6whwaq ezrtjzf0\">Homo habilis<\/i>, aunque este supuesto ha sido disputado.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">En comparaci\u00f3n con sus ancestros, estos nuevos hom\u00ednidos ten\u00edan cerebros mucho m\u00e1s grandes.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"11-\u2013-Parto-complicado-una-cabeza-muy-grande\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">11 \u2013 Parto complicado: una cabeza muy grande<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121549_humanos_bebe_624x351_thinkstock.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121549_humanos_bebe_624x351_thinkstock.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121549_humanos_bebe_624x351_thinkstock.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121549_humanos_bebe_624x351_thinkstock.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317121549_humanos_bebe_624x351_thinkstock.jpg.webp 624w\" alt=\"Ecograf\u00eda\" width=\"457\" height=\"257\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Thinkstock<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace 2,5 millones \u2013 200.000 a\u00f1os<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Para los humanos, el parto es dif\u00edcil y peligroso.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">A diferencia de otros primates, las madres casi siempre necesitan ayuda.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Esto es porque caminar en dos piernas supone un canal p\u00e9lvico m\u00e1s estrecho para el paso de un beb\u00e9 humano, cuya cabeza ha crecido en relaci\u00f3n a sus ancestros.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Para compensar el parto dificultoso, los beb\u00e9s nacen m\u00e1s peque\u00f1os e indefensos.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"12-Control-del-fuego\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">12 &#8211; Control del fuego<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122307_humanos_fuego_624x351_thinkstock.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122307_humanos_fuego_624x351_thinkstock.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122307_humanos_fuego_624x351_thinkstock.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122307_humanos_fuego_624x351_thinkstock.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122307_humanos_fuego_624x351_thinkstock.jpg.webp 624w\" alt=\"Fuego\" width=\"466\" height=\"262\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Thinkstock<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">\u00bfHace 1 mill\u00f3n de a\u00f1os?<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Nadie sabe cu\u00e1ndo nuestros ancestros aprendieron a controlar el fuego.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">La prueba directa m\u00e1s antigua proviene de la Cueva Wonderwerk, en Sud\u00e1frica, que contiene cenizas y huesos quemados de hace 1 mill\u00f3n de a\u00f1os.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Pero hay evidencias de que los hom\u00ednidos procesaban los alimentos incluso antes y de que eso pod\u00eda incluir cocinar con fuego.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"13-\u2013-El-don-de-la-charla\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">13 \u2013 El don de la charla<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122214_humanos_boca_624x351_henrygraywikimediacommons.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122214_humanos_boca_624x351_henrygraywikimediacommons.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122214_humanos_boca_624x351_henrygraywikimediacommons.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122214_humanos_boca_624x351_henrygraywikimediacommons.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122214_humanos_boca_624x351_henrygraywikimediacommons.jpg.webp 624w\" alt=\"Boca\" width=\"473\" height=\"266\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Henry Gray Wikimedia Commons<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace 1,6 millones \u2013 600.000<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Todos los grandes hom\u00ednidos tienen sacos de aire en sus tractos vocales que les permiten lanzar fuertes bramidos.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Pero los humanos no, porque esos sacos de aire hacen que sea imposible producir diferentes sonidos vocales.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Nuestros ancestros los perdieron aparentemente antes de que nos bifurc\u00e1ramos de nuestros primos Neandertales, lo que sugiere que ellos tambi\u00e9n pod\u00edan hablar.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"14-Un-gen-para-el-lenguaje\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">14 &#8211; Un gen para el lenguaje<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122933_humanos_neandertal_624x351_spl.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122933_humanos_neandertal_624x351_spl.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122933_humanos_neandertal_624x351_spl.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122933_humanos_neandertal_624x351_spl.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122933_humanos_neandertal_624x351_spl.jpg.webp 624w\" alt=\"Neandertal\" width=\"475\" height=\"267\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">SPL<\/span><\/p>\n<\/div><figcaption class=\"css-15f1ujd\" dir=\"ltr\"><span role=\"text\"><span class=\"css-5ku87v\">Pie de foto,<\/span><span data-testid=\"caption-paragraph\">Hace 500.000 a\u00f1os<\/span><\/span><\/figcaption><\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Algunas personas tienen una mutaci\u00f3n en un gen llamado FOXP2.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Como resultado, les cuesta entender gram\u00e1tica y pronunciar palabras.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Eso sugiere que FOXP2 es crucial para aprender y usar el lenguaje.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">El gen moderno se desarroll\u00f3 en el ancestro com\u00fan de los humanos y los Neandertales: el FOXP2 neandertal es igual al nuestro.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<h2 id=\"15-\u2013-Saliva-reforzada-para-comer-carbohidratos\" class=\"css-jtxtr9 emoh99e1\" tabindex=\"-1\">15 \u2013 Saliva reforzada para comer carbohidratos<\/h2>\n<p>&nbsp;<\/p>\n<\/div>\n<figure class=\"css-1qn0xuy\">\n<div class=\"css-1jir9cx\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"css-1seqhu9\" src=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/640\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122340_humanos_trigo_624x351_thinkstock.jpg.webp\" sizes=\"(min-width: 1008px) 760px, 100vw\" srcset=\"https:\/\/ichef.bbci.co.uk\/ace\/ws\/240\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122340_humanos_trigo_624x351_thinkstock.jpg.webp 240w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/320\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122340_humanos_trigo_624x351_thinkstock.jpg.webp 320w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/480\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122340_humanos_trigo_624x351_thinkstock.jpg.webp 480w, https:\/\/ichef.bbci.co.uk\/ace\/ws\/624\/amz\/worldservice\/live\/assets\/images\/2015\/03\/17\/150317122340_humanos_trigo_624x351_thinkstock.jpg.webp 624w\" alt=\"Trigo\" width=\"430\" height=\"242\" \/><\/p>\n<p class=\"css-by8ykd\" role=\"text\"><span class=\"css-5ku87v\">Fuente de la imagen,<\/span><span lang=\"en-GB\">Thinkstock<\/span><\/p>\n<\/div>\n<\/figure>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">La saliva contiene una enzima llamada amilasa, fabricada por el gen AMY1, que digiere el almid\u00f3n.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Los humanos modernos cuyos ancestros fueron agricultores tienen m\u00e1s copias AMY1 que aquellos cuyos ancestros siguieron siendo cazadores recolectores.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\">Este refuerzo digestivo puede haber ayudado para dar inicio a los cultivos, los poblados y las sociedades modernas.<\/p>\n<\/div>\n<div class=\"css-1k9op6x e17x9cvu0\" dir=\"ltr\">\n<p class=\"css-s4cjt0 eea635z0\" dir=\"ltr\"><strong>NEWS MUNDO &#8211; BBC<\/strong><\/p>\n<\/div>\n<p>&nbsp;<\/p>\n<section class=\"css-l2kb15\" role=\"region\" aria-labelledby=\"related-content-heading\" data-e2e=\"related-content-heading\">\n<div class=\"css-17uh1be e1jnsqox0\">\n<h2 id=\"section-label-heading-related-content-heading\" class=\"css-a5e1ct e1jnsqox1\" tabindex=\"-1\"><span class=\"css-j7qwjs e1o9i7130\"><span class=\"css-127x8fy e1o9i7132\"><span id=\"related-content-heading\" class=\"css-11a9kw0 e1o9i7133\" dir=\"ltr\">Contenido relacionado<\/span><\/span><\/span><\/h2>\n<\/div>\n<ul class=\"css-10gykx e13a74h80\">\n<li class=\"css-sf8ikr e1jmybte0\">\n<div class=\"css-1iop7tk\">\n<div class=\"css-70p486 ek7zgns1\">\n<div class=\"css-hjtdl7 ek7zgns0\">\n<div class=\"css-1ykoon3 e5dz66j0\"><a class=\"focusIndicatorDisplayInlineBlock css-154s5g9 e1w7je7u0\" href=\"https:\/\/www.bbc.com\/mundo\/noticias\/2015\/03\/150304_perros_lobos_hombre_moderno_lp\" data-testid=\"promo-link\" aria-labelledby=\"promo-rel-content-promo-1\"><span id=\"promo-rel-content-promo-1\">La alianza con los lobos que acab\u00f3 con el hombre de Neandertal<\/span><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<li class=\"css-sf8ikr e1jmybte0\">\n<div class=\"css-1iop7tk\">\n<div class=\"css-70p486 ek7zgns1\">\n<div class=\"css-hjtdl7 ek7zgns0\">\n<div class=\"css-1ykoon3 e5dz66j0\"><a class=\"focusIndicatorDisplayInlineBlock css-154s5g9 e1w7je7u0\" href=\"https:\/\/www.bbc.com\/mundo\/noticias\/2015\/01\/150119_primera_conversacion_lenguaje_humanos_lp\" data-testid=\"promo-link\" aria-labelledby=\"promo-rel-content-promo-2\"><span id=\"promo-rel-content-promo-2\">De qu\u00e9 conversaban los humanos cuando empezaron a hablar<\/span><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<li class=\"css-sf8ikr e1jmybte0\">\n<div class=\"css-1iop7tk\">\n<div class=\"css-70p486 ek7zgns1\">\n<div class=\"css-hjtdl7 ek7zgns0\">\n<div class=\"css-1ykoon3 e5dz66j0\"><a class=\"focusIndicatorDisplayInlineBlock css-154s5g9 e1w7je7u0\" href=\"https:\/\/www.bbc.com\/mundo\/noticias\/2014\/06\/140609_ciencia_rostro_hombres_refuerzo_golpes_np\" data-testid=\"promo-link\" aria-labelledby=\"promo-rel-content-promo-3\"><span id=\"promo-rel-content-promo-3\">Los pu\u00f1etazos marcaron la evoluci\u00f3n del rostro masculino<\/span><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<li class=\"css-sf8ikr e1jmybte0\">\n<div class=\"css-1iop7tk\">\n<div class=\"css-70p486 ek7zgns1\">\n<div class=\"css-hjtdl7 ek7zgns0\">\n<div class=\"css-1ykoon3 e5dz66j0\"><a class=\"focusIndicatorDisplayInlineBlock css-154s5g9 e1w7je7u0\" href=\"https:\/\/www.bbc.com\/mundo\/noticias\/2014\/01\/140128_ciencia_cerebro_que_nos_hace_humanos_np\" data-testid=\"promo-link\" aria-labelledby=\"promo-rel-content-promo-4\"><span id=\"promo-rel-content-promo-4\">Identifican parte del cerebro que nos hace humanos<\/span><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div><\/div>\n<\/li>\n<\/ul>\n<p>Una cosa es innegable, la historia de nuestra especie, no solo es asombrosa&#8230; \u00a1Es Incre\u00edble.<\/p>\n<blockquote><p><strong>Emilio Silvera V.<\/strong><\/p><\/blockquote>\n<\/section>\n<\/div>\n<\/div>\n<div class='bookmark'>\r\n\t\t<table align='left' border='0' cellpadding='0' width='100%'>\r\n\t\t<tr><td><span 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Unos se fueron para que faciluitaran la llegadas de otros. NO podemos concebir un mundo de dinosaurios y humanos juntos. &nbsp; El fin de los [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_s2mail":"","footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/posts\/35856"}],"collection":[{"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/comments?post=35856"}],"version-history":[{"count":0,"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/posts\/35856\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/media?parent=35856"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/categories?post=35856"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.emiliosilveravazquez.com\/blog\/wp-json\/wp\/v2\/tags?post=35856"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}