{"id":19771,"date":"2019-11-06T17:00:32","date_gmt":"2019-11-06T15:00:32","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=19771"},"modified":"2019-10-10T14:46:29","modified_gmt":"2019-10-10T12:46:29","slug":"les-derniers-mammouth-ont-disparu-il-y-a-4000-ans","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/les-derniers-mammouth-ont-disparu-il-y-a-4000-ans\/","title":{"rendered":"Les derniers Mammouth ont disparu il y a 4000 ans"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>Les derniers mammouths laineux vivaient sur l&rsquo;\u00eele Wrangel dans l&rsquo;oc\u00e9an Arctique; ils sont morts il y a 4000 ans et en tr\u00e8s peu de temps.<\/p>\n<p>Une \u00e9quipe de recherche internationale des universit\u00e9s d&rsquo;Helsinki, de T\u00fcbingen et de l&rsquo;Acad\u00e9mie des sciences de Russie a maintenant reconstitu\u00e9 le sc\u00e9nario qui aurait pu conduire \u00e0 l&rsquo;extinction des mammouths. Les chercheurs croient qu&rsquo;une combinaison d&rsquo;un habitat isol\u00e9 et d&rsquo;\u00e9v\u00e9nements m\u00e9t\u00e9orologiques extr\u00eames, et m\u00eame la propagation de l&rsquo;homme pr\u00e9historique pourraient avoir scell\u00e9 le destin des anciens g\u00e9ants. L&rsquo;\u00e9tude a \u00e9t\u00e9 publi\u00e9e dans la derni\u00e8re \u00e9dition de Quaternary Science Reviews.<\/p>\n<p>Au cours de la derni\u00e8re p\u00e9riode glaciaire &#8211; il y a environ 100 000 \u00e0 15 000 ans -, les mammouths \u00e9taient r\u00e9pandus dans l&rsquo;h\u00e9misph\u00e8re nord, de l&rsquo;Espagne \u00e0 l&rsquo;Alaska. En raison du r\u00e9chauffement climatique qui a commenc\u00e9 il y a 15 000 ans, leur habitat dans la Sib\u00e9rie du Nord et en Alaska a diminu\u00e9. Sur l&rsquo;\u00eele Wrangel, des mammouths ont \u00e9t\u00e9 coup\u00e9s du continent par l&rsquo;\u00e9l\u00e9vation du niveau de la mer; cette population a surv\u00e9cu 7 000 ans.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"19773\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/les-derniers-mammouth-ont-disparu-il-y-a-4000-ans\/lile-wrangel\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/l%C3%AEle-Wrangel.gif?fit=440%2C401&amp;ssl=1\" data-orig-size=\"440,401\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"l&amp;rsquo;\u00eele Wrangel\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/l%C3%AEle-Wrangel.gif?fit=440%2C401&amp;ssl=1\" class=\"size-full wp-image-19773 aligncenter\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/l%C3%AEle-Wrangel.gif?resize=440%2C401&#038;ssl=1\" alt=\"\" width=\"440\" height=\"401\"\/><\/p>\n<p>L&rsquo;\u00e9quipe de chercheurs de Finlande, d&rsquo;Allemagne et de Russie a examin\u00e9 la composition isotopique du carbone, de l&rsquo;azote, du soufre et du strontium provenant d&rsquo;un vaste ensemble d&rsquo;ossements et de dents de mammouths du nord de la Sib\u00e9rie, de l&rsquo;Alaska, du Yukon et de l&rsquo;\u00eele Wrangel, allant de 40 000 \u00e0 4 000 ans. L&rsquo;objectif \u00e9tait de documenter les modifications possibles du r\u00e9gime alimentaire des mammouths et de leur habitat et de trouver des preuves d&rsquo;une perturbation de leur environnement. Les r\u00e9sultats ont montr\u00e9 que les compositions d&rsquo;isotopes de carbone et d&rsquo;azote du collag\u00e8ne des mammouths de l&rsquo;\u00eele Wrangel ne se sont pas modifi\u00e9es lorsque le climat s&rsquo;est r\u00e9chauff\u00e9 il y a environ 10 000 ans. Les valeurs sont rest\u00e9es inchang\u00e9es jusqu&rsquo;\u00e0 la disparition des mammouths, apparemment \u00e0 partir de conditions de vie stables et favorables.<\/p>\n<p>Ce r\u00e9sultat contraste avec les d\u00e9couvertes sur des mammouths laineux des plaines russo-ukrainiennes d\u00e9c\u00e9d\u00e9es il y a 15 000 ans et sur des mammouths de l&rsquo;\u00eele Saint-Paul en Alaska, disparus il y a 5 600 ans. Dans les deux cas, les derniers repr\u00e9sentants de ces populations ont montr\u00e9 des changements importants dans leur composition isotopique, indiquant des changements dans leur environnement peu de temps avant leur extinction locale.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"19772\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/les-derniers-mammouth-ont-disparu-il-y-a-4000-ans\/mammouth-lile-wrangel\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/Mammouth-l%C3%AEle-Wrangel.jpg?fit=777%2C511&amp;ssl=1\" data-orig-size=\"777,511\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Mammouth-l&amp;rsquo;\u00eele Wrangel\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/Mammouth-l%C3%AEle-Wrangel.jpg?fit=777%2C511&amp;ssl=1\" class=\"alignnone size-full wp-image-19772\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/Mammouth-l%C3%AEle-Wrangel.jpg?resize=777%2C511&#038;ssl=1\" alt=\"\" width=\"777\" height=\"511\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/Mammouth-l%C3%AEle-Wrangel.jpg?w=777&amp;ssl=1 777w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/Mammouth-l%C3%AEle-Wrangel.jpg?resize=300%2C197&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/Mammouth-l%C3%AEle-Wrangel.jpg?resize=768%2C505&amp;ssl=1 768w\" sizes=\"auto, (max-width: 777px) 100vw, 777px\" \/><\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<p>Des \u00e9tudes ant\u00e9rieures sur l&rsquo;ADN ont montr\u00e9 que les mammouths de l&rsquo;\u00eele Wrangel avaient subi des mutations affectant leur m\u00e9tabolisme des graisses. Dans cette \u00e9tude, l\u2019\u00e9quipe a d\u00e9couvert une diff\u00e9rence fascinante entre les mammouths de l\u2019\u00eele Wrangel et leurs pr\u00e9d\u00e9cesseurs de l\u2019\u00e9poque glaciaire sib\u00e9rienne: les valeurs de l\u2019isotope carbon\u00e9 indiquaient une diff\u00e9rence des graisses et des glucides dans le r\u00e9gime alimentaire des populations. \u00abNous pensons que cela refl\u00e8te la tendance des mammouths sib\u00e9riens \u00e0 compter sur leurs r\u00e9serves de graisse pour survivre pendant les hivers extr\u00eamement rigoureux de la p\u00e9riode glaciaire, alors que les mammouths Wrangel, qui vivaient dans des conditions plus cl\u00e9mentes, n&rsquo;en ont tout simplement pas eu besoin\u00bb, d\u00e9clare le Dr Laura Arppe, de le Mus\u00e9e finlandais d\u2019histoire naturelle de l\u2019Universit\u00e9 d\u2019Helsinki, Luomus, qui dirigeait l\u2019\u00e9quipe de chercheurs. Les os contenaient \u00e9galement des niveaux de soufre et de strontium sugg\u00e9rant que l&rsquo;alt\u00e9ration du substrat rocheux s&rsquo;intensifiait vers la fin de l&rsquo;existence de la population de mammouth. Cela peut avoir affect\u00e9 la qualit\u00e9 de l&rsquo;eau potable des mammouths.<\/p>\n<p>Pourquoi alors les derniers mammouths laineux ont-ils disparu si soudainement? Les chercheurs soup\u00e7onnent qu&rsquo;ils sont morts des suites d&rsquo;\u00e9v\u00e9nements \u00e0 court terme. Des conditions m\u00e9t\u00e9orologiques extr\u00eames telles qu&rsquo;une pluie sur la neige, c&rsquo;est-\u00e0-dire qu&rsquo;un \u00e9v\u00e9nement de givrage aurait pu recouvrir le sol d&rsquo;une \u00e9paisse couche de glace, emp\u00eachant les animaux de trouver suffisamment de nourriture. Cela aurait pu entra\u00eener un d\u00e9clin dramatique de la population et \u00e9ventuellement sa disparition. \u00abIl est facile d&rsquo;imaginer que la population, peut-\u00eatre d\u00e9j\u00e0 affaiblie par des probl\u00e8mes de d\u00e9t\u00e9rioration g\u00e9n\u00e9tique et de la qualit\u00e9 de l&rsquo;eau potable, aurait succomb\u00e9 apr\u00e8s un \u00e9v\u00e9nement m\u00e9t\u00e9orologique extr\u00eame\u00bb, d\u00e9clare le professeur Herv\u00e9 Bocherens du Centre Senckenberg pour l&rsquo;\u00e9volution humaine et le pal\u00e9oenvironnement de l&rsquo;Universit\u00e9 de T\u00fcbingen, co-auteur de l&rsquo;\u00e9tude.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"19774\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/les-derniers-mammouth-ont-disparu-il-y-a-4000-ans\/mammouth-11\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/mammouth.jpg?fit=640%2C400&amp;ssl=1\" data-orig-size=\"640,400\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"mammouth\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/mammouth.jpg?fit=640%2C400&amp;ssl=1\" class=\"alignnone size-full wp-image-19774\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/mammouth.jpg?resize=640%2C400&#038;ssl=1\" alt=\"\" width=\"640\" height=\"400\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/mammouth.jpg?w=640&amp;ssl=1 640w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/mammouth.jpg?resize=300%2C188&amp;ssl=1 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/p>\n<p>Un autre facteur possible aurait pu \u00eatre la propagation des humains. Les premi\u00e8res traces arch\u00e9ologiques d\u2019humains sur l\u2019\u00eele Wrangel remontent \u00e0 quelques centaines d\u2019ann\u00e9es apr\u00e8s le dernier os de mammouth. La chance de trouver des preuves que les humains ont chass\u00e9 les mammouths de l&rsquo;\u00eele Wrangel est tr\u00e8s faible. Pourtant, une contribution humaine \u00e0 l&rsquo;extinction ne peut \u00eatre exclue.<\/p>\n<p>L&rsquo;\u00e9tude montre \u00e0 quel point les petites populations isol\u00e9es de grands mammif\u00e8res sont particuli\u00e8rement menac\u00e9es de disparition en raison d&rsquo;influences environnementales extr\u00eames et du comportement humain. Un constat important \u00e0 retenir est que nous pouvons aider \u00e0 pr\u00e9server les esp\u00e8ces en prot\u00e9geant les populations qui ne sont pas isol\u00e9es les unes des autres.<\/p>\n<p>UNIVERSIT\u00c9 D&rsquo;HELSINKI<\/p>\n<p>Adaptation <a href=\"https:\/\/www.laterredufutur.com\/accueil\/\">Terra Projects &#8211; La Terre du Futur<\/a><br \/>\nsource : <a href=\"https:\/\/www.heritagedaily.com\/2019\/10\/the-last-mammoths-died-on-a-remote-island\/124672\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.heritagedaily.com\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"19771\">(3289)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Les derniers mammouths laineux vivaient sur l&rsquo;\u00eele Wrangel dans l&rsquo;oc\u00e9an Arctique; ils sont morts il y a 4000 ans et&#8230;<\/p>\n","protected":false},"author":1,"featured_media":19775,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"Les derniers Mammouth ont disparu il y a 4000 ans @laterredufutur.com Terra Projects","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[33],"tags":[1609,7261,951],"class_list":["post-19771","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-archeologie","tag-disparition","tag-lile-wrangel","tag-mammouth","wpcat-33-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/mammouth-1.jpg?fit=1180%2C738&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-58T","jetpack-related-posts":[{"id":22091,"url":"https:\/\/www.laterredufutur.com\/accueil\/sans-les-humains-les-mammouths-auraient-vecu-4000-ans-de-plus\/","url_meta":{"origin":19771,"position":0},"title":"Sans les humains, les mammouths auraient v\u00e9cu 4000 ans de plus","author":"Admin","date":"28 f\u00e9vrier 2021","format":false,"excerpt":"Une \u00e9quipe de chercheurs internationaux a utilis\u00e9 des simulations informatiques pour d\u00e9montrer qu'il existait probablement une combinaison avec le changement climatique et la chasse humaine qui aurait conduit \u00e0 l'extinction du mammouth laineux. Ils ont r\u00e9dig\u00e9 un article d\u00e9crivant leurs d\u00e9couvertes, disponible sur le serveur de pr\u00e9-impression bioRxiv - dans\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/02\/mammouth.jpg?fit=1200%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/02\/mammouth.jpg?fit=1200%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/02\/mammouth.jpg?fit=1200%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/02\/mammouth.jpg?fit=1200%2C1200&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/02\/mammouth.jpg?fit=1200%2C1200&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":17878,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-javelot-de-25000-ans-decouvert-et-toujours-plantee-dans-une-cote-de-mammouth\/","url_meta":{"origin":19771,"position":1},"title":"Un javelot de 25000 ans d\u00e9couvert et toujours plant\u00e9 dans une cote de mammouth","author":"Admin","date":"20 janvier 2019","format":false,"excerpt":"Il y a environ 25 000 ans, des chasseurs de l\u2019\u00e2ge de glace, dans l\u2019actuelle Pologne, lanc\u00e8rent une lance l\u00e9g\u00e8re, appel\u00e9e javelot, sur un mammouth. De nos jours, on a red\u00e9couvert ce javelot qui est toujours incrust\u00e9 dans la c\u00f4te d'un mammouth, ceci a \u00e9t\u00e9 une surprise majeure: la premi\u00e8re\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/mammouth-tu%C3%A9-par-lance.jpg?fit=1030%2C684&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/mammouth-tu%C3%A9-par-lance.jpg?fit=1030%2C684&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/mammouth-tu%C3%A9-par-lance.jpg?fit=1030%2C684&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/mammouth-tu%C3%A9-par-lance.jpg?fit=1030%2C684&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":6194,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-monde-ressuscite\/","url_meta":{"origin":19771,"position":2},"title":"Un Monde ressuscit\u00e9","author":"Admin","date":"28 avril 2015","format":false,"excerpt":"Nous venons de franchir un pas historique. Verrons-nous bient\u00f4t ressusciter les mammouths laineux, avec leurs d\u00e9fenses impressionnantes et leur pelage \u00e9pais\u2009? Esp\u00e8ce disparue depuis 4 000 ans, son ADN a \u00e9t\u00e9 r\u00e9cemment reconstitu\u00e9. Seulement 80 % de son g\u00e9nome avaient pu \u00eatre retrouv\u00e9s par des scientifiques en 2008. Une \u00e9tude,\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/mammouth.jpeg?fit=1200%2C900&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/mammouth.jpeg?fit=1200%2C900&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/mammouth.jpeg?fit=1200%2C900&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/mammouth.jpeg?fit=1200%2C900&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/mammouth.jpeg?fit=1200%2C900&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":10654,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-mammouth-de-45-000-ans-en-partie-depece-par-nos-ancetres-decouvert-en-arctique\/","url_meta":{"origin":19771,"position":3},"title":"Un mammouth de 45.000 ans en partie d\u00e9pec\u00e9 par nos anc\u00eatres d\u00e9couvert en Arctique","author":"Admin","date":"19 janvier 2016","format":false,"excerpt":"Les humains \u00e9taient dans l'Arctique il y a 45.000 ans, 10.000 ans plus t\u00f4t qu'on ne le pensait. C'est ce que r\u00e9v\u00e8lent des blessures observ\u00e9es sur la carcasse gel\u00e9e d'un mammouth. Cette d\u00e9couverte pourrait relater le plus ancien exemple de survie dans l'Arctique o\u00f9 les indices pal\u00e9olithiques humains sont rares,\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/mammouth-squelette.jpg?fit=1200%2C544&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/mammouth-squelette.jpg?fit=1200%2C544&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/mammouth-squelette.jpg?fit=1200%2C544&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/mammouth-squelette.jpg?fit=1200%2C544&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/mammouth-squelette.jpg?fit=1200%2C544&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":13336,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-crane-dun-mammouth-decouvert-sur-une-ile-californienne\/","url_meta":{"origin":19771,"position":4},"title":"Un cr\u00e2ne d&rsquo;un mammouth d\u00e9couvert sur une \u00eele californienne","author":"Admin","date":"20 septembre 2016","format":false,"excerpt":"Un cr\u00e2ne de mammouth rare a \u00e9t\u00e9 d\u00e9couvert par une \u00e9quipe am\u00e9ricaine de pal\u00e9ontologues jeudi dernier sur l\u2019\u00eele de Santa Rosa en Californie (Etats-Unis). Surnomm\u00e9 \u00ab Larry \u00bb, l\u2019animal aurait v\u00e9cu il y a 13.000 ans. \u00ab Sans doute le cr\u00e2ne de mammouth le mieux pr\u00e9serv\u00e9 \u00e0 \u00eatre d\u00e9couvert \u00bb\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/09\/mammouth.jpg?fit=1196%2C450&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/09\/mammouth.jpg?fit=1196%2C450&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/09\/mammouth.jpg?fit=1196%2C450&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/09\/mammouth.jpg?fit=1196%2C450&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/09\/mammouth.jpg?fit=1196%2C450&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":2652,"url":"https:\/\/www.laterredufutur.com\/accueil\/extinction-en-serie\/","url_meta":{"origin":19771,"position":5},"title":"Extinction en s\u00e9rie","author":"Admin","date":"16 janvier 2005","format":false,"excerpt":"Depuis 15000 ans, de nombreuses esp\u00e8ces ont disparu de la surface de la Terre. La Terre a \u00e9t\u00e9 balay\u00e9e par de nombreuses glaciations et retour au chaud. L'Homme a du s'adapter \u00e0 ces divers climats. Grace \u00e0 de nombreuses esp\u00e8ces, il a pu rester en vie \u00e0 leur d\u00e9triment. Mais\u2026","rel":"","context":"Dans &quot;Ecologie&quot;","block_context":{"text":"Ecologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/ecologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/felinsaut.gif?fit=257%2C220&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/19771","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=19771"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/19771\/revisions"}],"predecessor-version":[{"id":19776,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/19771\/revisions\/19776"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/19775"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=19771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=19771"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=19771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}