{"id":17684,"date":"2026-02-24T17:38:01","date_gmt":"2026-02-24T16:38:01","guid":{"rendered":"https:\/\/clientes.munecarusa.com\/mp\/?p=17684"},"modified":"2026-02-24T17:42:42","modified_gmt":"2026-02-24T16:42:42","slug":"branchiosaurus","status":"publish","type":"post","link":"https:\/\/clientes.munecarusa.com\/mp\/branchiosaurus\/","title":{"rendered":"Branchiosaurus"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00bb1&#8243; custom_padding_last_edited=\u00bboff|phone\u00bb disabled_on=\u00bboff|off|off\u00bb admin_label=\u00bbFondo Men\u00fa\u00bb _builder_version=\u00bb4.27.2&#8243; background_color=\u00bb#ff6600&#8243; custom_margin=\u00bb0px||20px||false|false\u00bb custom_padding=\u00bb0px||0px||true|false\u00bb collapsed=\u00bbon\u00bb global_colors_info=\u00bb{}\u00bb][\/et_pb_section][et_pb_section fb_built=\u00bb1&#8243; custom_padding_last_edited=\u00bbon|phone\u00bb disabled_on=\u00bboff|off|off\u00bb admin_label=\u00bbIntroducci\u00f3n\u00bb _builder_version=\u00bb4.27.2&#8243; background_enable_color=\u00bboff\u00bb custom_margin_last_edited=\u00bboff|phone\u00bb custom_padding=\u00bb||0px||false|false\u00bb custom_padding_tablet=\u00bb27px||0px||false|false\u00bb custom_padding_phone=\u00bb37px||||false|false\u00bb collapsed=\u00bbon\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_row make_equal=\u00bbon\u00bb custom_padding_last_edited=\u00bbon|phone\u00bb _builder_version=\u00bb4.27.2&#8243; background_size=\u00bbinitial\u00bb background_position=\u00bbtop_left\u00bb background_repeat=\u00bbrepeat\u00bb custom_margin=\u00bb||||false|false\u00bb custom_padding=\u00bb||0px||false|false\u00bb custom_padding_tablet=\u00bb||0px||false|false\u00bb custom_padding_phone=\u00bb||10px||false|false\u00bb collapsed=\u00bboff\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb4_4&#8243; _builder_version=\u00bb4.16&#8243; custom_padding=\u00bb|||\u00bb global_colors_info=\u00bb{}\u00bb custom_padding__hover=\u00bb|||\u00bb][et_pb_post_title meta=\u00bboff\u00bb featured_image=\u00bboff\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb title_font=\u00bb|600||on|||||\u00bb title_text_align=\u00bbcenter\u00bb title_text_color=\u00bb#000000&#8243; title_font_size=\u00bb70px\u00bb title_letter_spacing=\u00bb1px\u00bb custom_margin=\u00bb||10px||false|false\u00bb animation_style=\u00bbslide\u00bb animation_direction=\u00bbbottom\u00bb title_font_size_tablet=\u00bb50px\u00bb title_font_size_phone=\u00bb20px\u00bb title_font_size_last_edited=\u00bbon|phone\u00bb title_text_shadow_style=\u00bbpreset1&#8243; global_colors_info=\u00bb{}\u00bb][\/et_pb_post_title][et_pb_text content_last_edited=\u00bboff|phone\u00bb _builder_version=\u00bb4.27.5&#8243; header_4_font=\u00bb|700||on|||||\u00bb header_4_text_align=\u00bbcenter\u00bb header_4_text_color=\u00bb#ff6600&#8243; header_4_font_size=\u00bb30px\u00bb header_4_line_height=\u00bb1.4em\u00bb background_size=\u00bbinitial\u00bb background_position=\u00bbtop_left\u00bb background_repeat=\u00bbrepeat\u00bb text_orientation=\u00bbjustified\u00bb animation_style=\u00bbzoom\u00bb text_font_size_last_edited=\u00bboff|phone\u00bb text_line_height_last_edited=\u00bboff|phone\u00bb header_4_font_size_tablet=\u00bb22px\u00bb header_4_font_size_phone=\u00bb11px\u00bb header_4_font_size_last_edited=\u00bbon|phone\u00bb header_4_text_shadow_style=\u00bbpreset1&#8243; 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text_text_color=\u00bb#444444&#8243; background_size=\u00bbinitial\u00bb background_position=\u00bbtop_left\u00bb background_repeat=\u00bbrepeat\u00bb text_orientation=\u00bbjustified\u00bb text_font_size_tablet=\u00bb16px\u00bb text_font_size_phone=\u00bb14px\u00bb text_font_size_last_edited=\u00bbon|phone\u00bb text_line_height_tablet=\u00bb1.7em\u00bb text_line_height_phone=\u00bb1.6em\u00bb text_line_height_last_edited=\u00bbon|phone\u00bb global_colors_info=\u00bb{}\u00bb]<\/p>\n<h2 style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-4309 alignleft\" src=\"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2025\/01\/margen-huella.png\" alt=\"Branchiosaurus\" width=\"30\" height=\"50\" \/><\/h2>\n<p>Branchiosaurus es uno de los peque\u00f1os protagonistas del Carbon\u00edfero tard\u00edo y el P\u00e9rmico temprano, un animal que durante d\u00e9cadas gener\u00f3 confusi\u00f3n entre paleont\u00f3logos porque su aspecto recuerda tanto a las larvas de los anfibios modernos que muchos pensaron que no era un g\u00e9nero propio, sino simplemente la fase juvenil de otros temnosp\u00f3ndilos m\u00e1s grandes. Hoy sabemos que, aunque algunos f\u00f3siles asignados a Branchiosaurus s\u00ed pertenec\u00edan a juveniles de otros anfibios primitivos, tambi\u00e9n existieron especies aut\u00e9nticas, animales adultos de peque\u00f1o tama\u00f1o que conservaron rasgos larvarios durante toda su vida.[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00bb2_3,1_3&#8243; admin_label=\u00bbFila\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb||||false|false\u00bb custom_padding=\u00bb0px||10px||false|false\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb2_3&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb animation_style=\u00bbzoom\u00bb sticky_limit_top=\u00bbrow\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_image src=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2026\/02\/Branchiosaurus.webp\u00bb alt=\u00bbBranchiosaurus\u00bb show_in_lightbox=\u00bbon\u00bb use_overlay=\u00bbon\u00bb overlay_icon_color=\u00bb#ff6600&#8243; 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} .et_monarch .et_social_shortcode_0.et_social_rounded .et_social_icons_container li:hover, .et_monarch .et_social_shortcode_0.et_social_rectangle .et_social_icons_container li:hover, .et_monarch .et_social_shortcode_0.et_social_circle .et_social_icons_container li:hover i.et_social_icon { background: #660000 !important; } .et_monarch .et_social_shortcode_0 .et_social_icons_container li:hover .et_social_icon, .et_monarch .et_social_shortcode_0 .et_social_networks .et_social_icons_container li:hover .et_social_network_label, .et_monarch .et_social_shortcode_0 .et_social_icons_container li:hover .et_social_networkname, .et_monarch .et_social_rounded.et_social_shortcode_0 .et_social_icons_container li:hover .et_social_count, .et_monarch .et_social_rectangle.et_social_shortcode_0 .et_social_icons_container li:hover .et_social_count { color: #ffffff !important; }<\/style>\n\t\t\t\t\t\n\t\t\t\t\t<ul class=\"et_social_icons_container\"><li class=\"et_social_like\">\n\t\t\t\t\t\t<a href=\"#\" class=\"et_social_follow\" data-social_name=\"like\" data-social_type=\"like\" data-post_id=\"0\" target=\"_blank\">\n\t\t\t\t\t\t\t<i class=\"et_social_icon et_social_icon_like\"><\/i>\n\t\t\t\t\t\t\t<div class=\"et_social_network_label\"><div class=\"et_social_networkname\">Me gusta<\/div><div class=\"et_social_count\">\n\t\t\t\t\t\t<span>0<\/span>\n\t\t\t\t\t\t<span class=\"et_social_count_label\">Likes<\/span>\n\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t<span class=\"et_social_overlay\"><\/span>\n\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li><\/ul>\n\t\t\t\t<\/div>[\/et_pb_code][et_pb_post_title meta=\u00bboff\u00bb featured_image=\u00bboff\u00bb _builder_version=\u00bb4.27.5&#8243; 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_builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb positioning=\u00bbnone\u00bb animation_style=\u00bbzoom\u00bb animation_direction=\u00bbright\u00bb sticky_limit_top=\u00bbrow\u00bb sticky_limit_bottom=\u00bbrow\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_accordion db_closeable=\u00bbon\u00bb db_initial_state=\u00bball_closed\u00bb open_toggle_text_color=\u00bb#FFFFFF\u00bb open_toggle_background_color=\u00bb#660000&#8243; closed_toggle_text_color=\u00bb#FFFFFF\u00bb closed_toggle_background_color=\u00bb#ff6600&#8243; toggle_icon=\u00bb&#x50;||divi||400&#8243; icon_color=\u00bb#FFFFFF\u00bb use_icon_font_size=\u00bbon\u00bb icon_font_size=\u00bb25px\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb toggle_text_color=\u00bb#FFFFFF\u00bb toggle_font=\u00bb|700|||||||\u00bb toggle_font_size=\u00bb22px\u00bb toggle_letter_spacing=\u00bb1px\u00bb body_font=\u00bb|600|||||||\u00bb body_text_color=\u00bb#FFFFFF\u00bb background_enable_color=\u00bboff\u00bb custom_margin=\u00bb25px||||false|false\u00bb custom_margin_tablet=\u00bb0px||||false|false\u00bb custom_margin_phone=\u00bb0px||||false|false\u00bb custom_margin_last_edited=\u00bbon|phone\u00bb sticky_limit_bottom=\u00bbcolumn\u00bb toggle_font_size_tablet=\u00bb19px\u00bb toggle_font_size_phone=\u00bb16px\u00bb toggle_font_size_last_edited=\u00bbon|phone\u00bb body_font_size_tablet=\u00bb16px\u00bb body_font_size_phone=\u00bb14px\u00bb body_font_size_last_edited=\u00bbon|phone\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_accordion_item title=\u00bbEra Geol\u00f3gica\u00bb open=\u00bbon\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Era: Paleozoica<br \/>\nPeriodo: P\u00e9rmico[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbDescubridor\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Riggs, 1990[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbOrigen\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Estados Unidos[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbGrupo\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Anfibio[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbFamilia\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Branchiosauridae[\/et_pb_accordion_item][\/et_pb_accordion][et_pb_counters bar_bg_color=\u00bb#ff6600&#8243; _builder_version=\u00bb4.27.5&#8243; 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_module_preset=\u00bbdefault\u00bb custom_button=\u00bbon\u00bb button_text_size=\u00bb22px\u00bb button_text_color=\u00bb#FFFFFF\u00bb button_bg_color=\u00bb#ff6600&#8243; button_border_radius=\u00bb0px\u00bb button_font=\u00bb|700|||||||\u00bb button_icon=\u00bb&#x24;||divi||400&#8243; custom_margin=\u00bb0px||||false|false\u00bb custom_padding=\u00bb15px||15px||true|false\u00bb sticky_limit_top=\u00bbcolumn\u00bb sticky_limit_bottom=\u00bbcolumn\u00bb button_text_size_tablet=\u00bb19px\u00bb button_text_size_phone=\u00bb16px\u00bb button_text_size_last_edited=\u00bbon|phone\u00bb button_icon_last_edited=\u00bboff|desktop\u00bb button_on_hover_phone=\u00bbon\u00bb button_on_hover_last_edited=\u00bboff|phone\u00bb custom_css_main_element=\u00bbwidth:100%;\u00bb global_colors_info=\u00bb{}\u00bb button_text_color__hover_enabled=\u00bboff|desktop\u00bb button_bg_color__hover_enabled=\u00bbon|hover\u00bb button_bg_color__hover=\u00bb#660000&#8243; button_bg_enable_color__hover=\u00bbon\u00bb][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb||||false|false\u00bb custom_padding=\u00bb30px||||false|false\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb4_4&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb animation_style=\u00bbzoom\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_text content_last_edited=\u00bboff|desktop\u00bb disabled_on=\u00bboff|off|off\u00bb admin_label=\u00bbTexto\u00bb _builder_version=\u00bb4.27.5&#8243; text_text_color=\u00bb#444444&#8243; background_size=\u00bbinitial\u00bb background_position=\u00bbtop_left\u00bb background_repeat=\u00bbrepeat\u00bb text_orientation=\u00bbjustified\u00bb text_font_size_tablet=\u00bb16px\u00bb text_font_size_phone=\u00bb14px\u00bb text_font_size_last_edited=\u00bbon|phone\u00bb text_line_height_tablet=\u00bb1.7em\u00bb text_line_height_phone=\u00bb1.6em\u00bb text_line_height_last_edited=\u00bbon|phone\u00bb global_colors_info=\u00bb{}\u00bb]Esta condici\u00f3n, conocida como neotenia, convierte a Branchiosaurus en un ejemplo fascinante de c\u00f3mo la evoluci\u00f3n puede explorar caminos alternativos, manteniendo caracter\u00edsticas juveniles como las branquias externas para adaptarse a un estilo de vida acu\u00e1tico permanente.<\/p>\n<p>El cuerpo de Branchiosaurus era peque\u00f1o y delicado, alcanzando entre 10 y 20 cent\u00edmetros de longitud en la mayor\u00eda de las especies. Su silueta recuerda a la de una salamandra moderna, con un tronco alargado, extremidades cortas y una cola larga y comprimida lateralmente, perfecta para la nataci\u00f3n. Su piel deb\u00eda de ser fina y h\u00fameda, probablemente muy vascularizada, lo que le permit\u00eda intercambiar gases directamente con el agua. Pero su rasgo m\u00e1s distintivo eran las branquias externas, estructuras plumosas que sobresal\u00edan a ambos lados de la cabeza y que le daban un aspecto casi et\u00e9reo. Estas branquias, similares a las de los ajolotes actuales, le permit\u00edan respirar bajo el agua sin necesidad de desarrollar pulmones plenamente funcionales, lo que indica que Branchiosaurus pasaba toda su vida en ambientes acu\u00e1ticos o semiaqu\u00e1ticos.<\/p>\n<p>El cr\u00e1neo de Branchiosaurus era peque\u00f1o y relativamente simple, con ojos grandes que le proporcionaban una buena visi\u00f3n en aguas turbias o poco profundas. Sus mand\u00edbulas estaban equipadas con dientes diminutos y puntiagudos, ideales para capturar presas peque\u00f1as como insectos acu\u00e1ticos, larvas, gusanos y peque\u00f1os crust\u00e1ceos. Su dieta deb\u00eda de ser variada y oportunista, aprovechando cualquier organismo peque\u00f1o que pudiera atrapar con rapidez. La forma de su cr\u00e1neo y la disposici\u00f3n de sus dientes sugieren que era un cazador activo, capaz de realizar movimientos r\u00e1pidos para atrapar presas en el agua.<\/p>\n<p>La anatom\u00eda interna de Branchiosaurus revela un animal adaptado a la vida acu\u00e1tica desde el nacimiento hasta la muerte. Su columna vertebral era flexible, permiti\u00e9ndole ondular el cuerpo para nadar con eficiencia. Sus extremidades, aunque presentes, no eran especialmente robustas, lo que indica que no depend\u00eda de ellas para desplazarse en tierra. De hecho, es probable que Branchiosaurus rara vez abandonara el agua, salvo quiz\u00e1 para refugiarse en zonas h\u00famedas o entre la vegetaci\u00f3n ribere\u00f1a. Su cola, larga y comprimida, era su principal herramienta de locomoci\u00f3n, generando impulsos potentes que le permit\u00edan moverse con rapidez en busca de alimento o para escapar de depredadores.<\/p>\n<p>El entorno donde vivi\u00f3 Branchiosaurus era un mundo dominado por pantanos, lagos, r\u00edos lentos y bosques h\u00famedos. Durante el Carbon\u00edfero tard\u00edo y el P\u00e9rmico temprano, gran parte de Europa y Norteam\u00e9rica estaba cubierta por extensos humedales donde la vegetaci\u00f3n crec\u00eda de forma exuberante. Estos ecosistemas eran el hogar ideal para Branchiosaurus, que encontraba refugio entre las plantas acu\u00e1ticas, alimento abundante en forma de invertebrados y aguas tranquilas donde pod\u00eda nadar sin dificultad. Sin embargo, a medida que el P\u00e9rmico avanzaba, el clima comenz\u00f3 a volverse m\u00e1s seco y los humedales se fragmentaron, lo que afect\u00f3 directamente a animales dependientes del agua como Branchiosaurus.<\/p>\n<p>Los f\u00f3siles de Branchiosaurus se han encontrado principalmente en Europa central, especialmente en Alemania y la Rep\u00fablica Checa, en dep\u00f3sitos lacustres y fluviales que preservaron con gran detalle los delicados huesos de estos peque\u00f1os anfibios. Muchos de estos f\u00f3siles muestran branquias externas claramente visibles, lo que confirma su condici\u00f3n neot\u00e9nica. La abundancia de ejemplares juveniles y adultos en los mismos estratos sugiere que Branchiosaurus formaba poblaciones estables en lagos y estanques, donde probablemente se reproduc\u00eda de manera similar a los anfibios modernos, depositando huevos en el agua y dejando que las larvas se desarrollaran sin necesidad de metamorfosis completa.<\/p>\n<p>La historia del descubrimiento de Branchiosaurus es un ejemplo cl\u00e1sico de c\u00f3mo la paleontolog\u00eda evoluciona con el tiempo. Durante el siglo XIX, muchos paleont\u00f3logos pensaron que estos animales eran simplemente larvas de temnosp\u00f3ndilos m\u00e1s grandes, como Eryops o Archegosaurus. No fue hasta el siglo XX, con el estudio detallado de su anatom\u00eda y el an\u00e1lisis de poblaciones completas, que se reconoci\u00f3 que algunas especies de Branchiosaurus eran formas adultas neot\u00e9nicas. Esta reinterpretaci\u00f3n cambi\u00f3 por completo nuestra comprensi\u00f3n de la diversidad de los anfibios del Paleozoico y demostr\u00f3 que la neotenia no es un fen\u00f3meno exclusivo de especies modernas como el ajolote, sino una estrategia evolutiva que ha surgido repetidamente a lo largo de la historia de la vida.<\/p>\n<p>La ecolog\u00eda de Branchiosaurus debi\u00f3 de estar marcada por su peque\u00f1o tama\u00f1o y su dependencia del agua. Era un animal vulnerable a depredadores como peces grandes, insectos acu\u00e1ticos gigantes, otros anfibios y peque\u00f1os reptiles. Para sobrevivir, probablemente depend\u00eda de su agilidad, su capacidad para esconderse entre la vegetaci\u00f3n y su reproducci\u00f3n abundante. Es posible que viviera en grupos, especialmente durante la \u00e9poca de reproducci\u00f3n, y que utilizara se\u00f1ales qu\u00edmicas o visuales para comunicarse con otros individuos. Su comportamiento, aunque dif\u00edcil de reconstruir, debi\u00f3 de ser similar al de las salamandras acu\u00e1ticas modernas: movimientos suaves, caza activa y refugio constante en zonas protegidas.<\/p>\n<p>La extinci\u00f3n de Branchiosaurus y de muchos otros anfibios neot\u00e9nicos del Paleozoico est\u00e1 relacionada con los cambios clim\u00e1ticos del P\u00e9rmico. A medida que los humedales desaparec\u00edan y los ecosistemas se volv\u00edan m\u00e1s secos, los animales dependientes del agua se vieron cada vez m\u00e1s restringidos a zonas aisladas. La competencia con otros tetr\u00e1podos m\u00e1s adaptados a la vida terrestre, como los reptiles y los primeros sin\u00e1psidos, tambi\u00e9n contribuy\u00f3 a su declive. Finalmente, la extinci\u00f3n masiva del final del P\u00e9rmico acab\u00f3 con la mayor\u00eda de los anfibios primitivos, dejando solo a unos pocos linajes que sobrevivir\u00edan en el Tri\u00e1sico.<\/p>\n<p>Branchiosaurus es, en definitiva, un peque\u00f1o tesoro del Paleozoico, un anfibio delicado y neot\u00e9nico que vivi\u00f3 en un mundo de pantanos y bosques h\u00famedos, mucho antes de que los reptiles dominaran la tierra. Su anatom\u00eda, su ecolog\u00eda y su historia evolutiva lo convierten en un ejemplo fascinante de c\u00f3mo la vida puede adaptarse a nichos espec\u00edficos mediante estrategias inesperadas. 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global_colors_info=\u00bb{}\u00bb]Paleozoico o tambi\u00e9n era Primaria es una divisi\u00f3n de la escala temporal geol\u00f3gica de m\u00e1s de 290 millones de a\u00f1os de duraci\u00f3n, que se inici\u00f3 hace 542 millones de a\u00f1os. y acab\u00f3 hace unos 251 millones de a\u00f1os.[\/et_pb_blurb][et_pb_button button_url=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/era-paleozoica\/\u00bb button_text=\u00bbLeer M\u00e1s&#8230;\u00bb _builder_version=\u00bb4.27.2&#8243; _module_preset=\u00bbdefault\u00bb custom_button=\u00bbon\u00bb button_text_size=\u00bb18px\u00bb button_text_color=\u00bb#FFFFFF\u00bb button_bg_color=\u00bb#006633&#8243; button_letter_spacing=\u00bb1px\u00bb button_font=\u00bb|600|||||||\u00bb button_icon=\u00bb&#x24;||divi||400&#8243; button_icon_color=\u00bb#FFFFFF\u00bb custom_margin=\u00bb|||45px|false|false\u00bb button_text_size_tablet=\u00bb16px\u00bb button_text_size_phone=\u00bb14px\u00bb button_text_size_last_edited=\u00bbon|phone\u00bb box_shadow_style=\u00bbpreset3&#8243; 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header_font_size=\u00bb28px\u00bb body_text_align=\u00bbjustify\u00bb body_text_color=\u00bb#444444&#8243; custom_margin=\u00bb||10px||false|false\u00bb header_font_size_tablet=\u00bb22px\u00bb header_font_size_phone=\u00bb15px\u00bb header_font_size_last_edited=\u00bbon|desktop\u00bb header_line_height_tablet=\u00bb\u00bb header_line_height_phone=\u00bb1.2em\u00bb header_line_height_last_edited=\u00bbon|desktop\u00bb body_font_size_tablet=\u00bb16px\u00bb body_font_size_phone=\u00bb14px\u00bb body_font_size_last_edited=\u00bbon|tablet\u00bb body_line_height_tablet=\u00bb1.7em\u00bb body_line_height_phone=\u00bb1.6em\u00bb body_line_height_last_edited=\u00bbon|tablet\u00bb header_text_shadow_style=\u00bbpreset1&#8243; global_colors_info=\u00bb{}\u00bb]Durante el P\u00e9rmico, la Tierra todav\u00eda sent\u00eda los efectos de la \u00faltima glaciaci\u00f3n, por lo que las regiones polares estaban cubiertas por vastas capas de hielo. 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