{"id":752,"date":"2022-05-20T23:13:13","date_gmt":"2022-05-20T21:13:13","guid":{"rendered":"http:\/\/www.archaeology.org\/news\/10557-220520-dog-jaws-diet"},"modified":"2022-05-20T23:13:13","modified_gmt":"2022-05-20T21:13:13","slug":"did-dog-jaws-adapt-to-a-domesticated-diet","status":"publish","type":"post","link":"https:\/\/www.viaromana.org\/blog\/did-dog-jaws-adapt-to-a-domesticated-diet\/","title":{"rendered":"Les m\u00e2choires du chien se sont-elles adapt\u00e9es \u00e0 un r\u00e9gime alimentaire domestiqu\u00e9?"},"content":{"rendered":"\n<p>PERTH, AUSTRALIE-Selon un communiqu\u00e9 publi\u00e9 par <a target=\"_blank\" rel=\"nofollow\" href=\"https:\/\/www.viaromana.org\/blog\/goto\/https:\/\/www.murdoch.edu.au\/news\/articles\/a-new-study-shows-how-diet-has-transformed-the-ancient-dog-into-a-family-pet\"  target=\"_blank\" rel=\"noopener\">Universit\u00e9 Murdoch<\/a>, l&rsquo;action musculaire requise pour consommer un r\u00e9gime carnivore ou omnivore peut avoir influenc\u00e9 la forme de la m\u00e2choire inf\u00e9rieure des chiens domestiqu\u00e9s au fil du temps. Colline Brassard de l&rsquo;Universit\u00e9 Murdoch et ses coll\u00e8gues ont examin\u00e9 les m\u00e2choires inf\u00e9rieures de plus de 500 chiens europ\u00e9ens qui vivaient il y a entre 5 000 et 10 000 ans, et ont compar\u00e9 leur structure avec les m\u00e2choires des chiens modernes, des loups et des dingos australiens. Les formes des m\u00e2choires des anciens chiens europ\u00e9ens indiquent qu&rsquo;ils mangeaient des aliments plus durs et plus durs que la plupart des chiens modernes, a d\u00e9clar\u00e9 Brassard. Leur plus grande force de morsure aurait \u00e9t\u00e9 utile pour la d\u00e9fense et la chasse, a-t-elle expliqu\u00e9. Elle pense que la forme des m\u00e2choires des chiens domestiques a probablement chang\u00e9 lorsqu&rsquo;ils ont commenc\u00e9 \u00e0 manger des aliments v\u00e9g\u00e9taux fournis par les humains. Les chiens modernes ont \u00e9galement d\u00e9velopp\u00e9 plusieurs copies d&rsquo;un g\u00e8ne qui augmente leur capacit\u00e9 \u00e0 dig\u00e9rer les amidons. Trish Fleming, membre de l&rsquo;\u00e9quipe de l&rsquo;Universit\u00e9 Murdoch, a ajout\u00e9 que la forme des m\u00e2choires inf\u00e9rieures des dingos se situe entre celle des loups et des chiens modernes. Les dingos sont arriv\u00e9s en Australie il y a entre 5 000 et 3 600 ans, et ils consomment encore une alimentation principalement compos\u00e9e de kangourous et de wallabies. De plus, les dingos n&rsquo;ont qu&rsquo;une seule copie du g\u00e8ne pour dig\u00e9rer les amidons, ce qui sugg\u00e8re qu&rsquo;ils se sont s\u00e9par\u00e9s de la lign\u00e9e canine moderne avant que les chiens domestiqu\u00e9s ne s&rsquo;adaptent \u00e0 un r\u00e9gime omnivore, a conclu Fleming. Pour en savoir plus sur les races de chiens sp\u00e9cialis\u00e9es que les Inuits ont introduites en Am\u00e9rique du Nord il y a 2 000 ans, allez \u00e0 \u00ab\u00a0<a target=\"_blank\" rel=\"nofollow\" href=\"https:\/\/www.viaromana.org\/blog\/goto\/https:\/\/www.archaeology.org\/issues\/373-2003\/world\/8438-atw-arctic\" >Autour du monde: Arctique<\/a>.\u00a0\u00bb\u00a0\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PERTH, AUSTRALIE-Selon un communiqu\u00e9 publi\u00e9 par Universit\u00e9 Murdoch, l&rsquo;action musculaire requise pour consommer un r\u00e9gime carnivore ou omnivore peut avoir influenc\u00e9 la forme de la m\u00e2choire inf\u00e9rieure des chiens domestiqu\u00e9s au fil du temps. Colline Brassard de l&rsquo;Universit\u00e9 Murdoch et ses coll\u00e8gues ont examin\u00e9 les m\u00e2choires inf\u00e9rieures de plus de 500 chiens europ\u00e9ens qui vivaient il y a entre 5 000 et 10 000 ans, et ont compar\u00e9 leur structure avec les m\u00e2choires des chiens modernes, des loups et des dingos australiens. Les formes des m\u00e2choires des anciens chiens europ\u00e9ens indiquent qu&rsquo;ils mangeaient des aliments plus durs et plus durs\u2026<\/p>\n","protected":false},"author":3,"featured_media":753,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":4}},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Les m\u00e2choires du chien se sont-elles adapt\u00e9es \u00e0 un r\u00e9gime alimentaire domestiqu\u00e9? - Viaromana et arch\u00e9ologie.<\/title>\n<meta name=\"description\" content=\"Les m\u00e2choires du chien se sont-elles adapt\u00e9es \u00e0 un r\u00e9gime alimentaire domestiqu\u00e9? article de Viaromana et arch\u00e9ologie.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.viaromana.org\/blog\/did-dog-jaws-adapt-to-a-domesticated-diet\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les m\u00e2choires du chien se sont-elles adapt\u00e9es \u00e0 un r\u00e9gime alimentaire domestiqu\u00e9? - Viaromana et arch\u00e9ologie.\" \/>\n<meta property=\"og:description\" content=\"Les m\u00e2choires du chien se sont-elles adapt\u00e9es \u00e0 un r\u00e9gime alimentaire domestiqu\u00e9? article de Viaromana et arch\u00e9ologie.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.viaromana.org\/blog\/did-dog-jaws-adapt-to-a-domesticated-diet\/\" \/>\n<meta property=\"og:site_name\" content=\"Viaromana et arch\u00e9ologie.\" \/>\n<meta property=\"article:published_time\" content=\"2022-05-20T21:13:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.viaromana.org\/blog\/wp-content\/uploads\/2022\/05\/m-choires-1024x652.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"652\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Albane Baron\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Albane Baron\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.viaromana.org\/blog\/did-dog-jaws-adapt-to-a-domesticated-diet\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.viaromana.org\/blog\/did-dog-jaws-adapt-to-a-domesticated-diet\/\"},\"author\":{\"name\":\"Albane Baron\",\"@id\":\"https:\/\/www.viaromana.org\/blog\/#\/schema\/person\/d2ac3a5f1f3ed29c251972007cca0098\"},\"headline\":\"Les m\u00e2choires du chien se sont-elles adapt\u00e9es \u00e0 un r\u00e9gime alimentaire domestiqu\u00e9?\",\"datePublished\":\"2022-05-20T21:13:13+00:00\",\"dateModified\":\"2022-05-20T21:13:13+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.viaromana.org\/blog\/did-dog-jaws-adapt-to-a-domesticated-diet\/\"},\"wordCount\":341,\"publisher\":{\"@id\":\"https:\/\/www.viaromana.org\/blog\/#organization\"},\"articleSection\":[\"Le monde de l'arch\u00e9ologie\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.viaromana.org\/blog\/did-dog-jaws-adapt-to-a-domesticated-diet\/\",\"url\":\"https:\/\/www.viaromana.org\/blog\/did-dog-jaws-adapt-to-a-domesticated-diet\/\",\"name\":\"Les m\u00e2choires du chien se sont-elles adapt\u00e9es \u00e0 un r\u00e9gime alimentaire domestiqu\u00e9? 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