{"id":4930,"date":"2026-01-08T13:02:49","date_gmt":"2026-01-08T13:02:49","guid":{"rendered":"https:\/\/equinestudies.nl\/a-primitive-trait-in-two-breeds-of-equus-caballus\/"},"modified":"2026-01-08T13:08:40","modified_gmt":"2026-01-08T13:08:40","slug":"a-primitive-trait-in-two-breeds-of-equus-caballus","status":"publish","type":"post","link":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/","title":{"rendered":"A primitive trait in two breeds of Equus caballus"},"content":{"rendered":"\n<p>Revealed by comparative anatomy of the distal limb<\/p>\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/equinestudies.nl\/wp-content\/uploads\/2026\/01\/animals-09-00355.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Embed of animals-09-00355.\"><\/object><a id=\"wp-block-file--media-fca95e0a-979a-49a5-9c39-01691c23c07f\" href=\"https:\/\/equinestudies.nl\/wp-content\/uploads\/2026\/01\/animals-09-00355.pdf\">animals-09-00355<\/a><a href=\"https:\/\/equinestudies.nl\/wp-content\/uploads\/2026\/01\/animals-09-00355.pdf\" class=\"wp-block-file__button wp-element-button\" download=\"\" aria-describedby=\"wp-block-file--media-fca95e0a-979a-49a5-9c39-01691c23c07f\">Download<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Revealed by comparative anatomy of the distal limb<\/p>\n","protected":false},"author":3,"featured_media":4164,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-4930","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-scientific"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>A primitive trait in two breeds of Equus caballus - Equinestudies<\/title>\n<meta name=\"description\" content=\"Revealed by comparative anatomy of the distal limb\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A primitive trait in two breeds of Equus caballus - Equinestudies\" \/>\n<meta property=\"og:description\" content=\"Revealed by comparative anatomy of the distal limb\" \/>\n<meta property=\"og:url\" content=\"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/\" \/>\n<meta property=\"og:site_name\" content=\"Equinestudies\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Equinestudies.nl\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-08T13:02:49+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-08T13:08:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/equinestudies.nl\/wp-content\/uploads\/2025\/12\/BB-kijken.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1080\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Carmen Baud\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Carmen Baud\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/\"},\"author\":{\"name\":\"Carmen Baud\",\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/#\\\/schema\\\/person\\\/f9c4f0f8a010198bf1cdec126a665d86\"},\"headline\":\"A primitive trait in two breeds of Equus caballus\",\"datePublished\":\"2026-01-08T13:02:49+00:00\",\"dateModified\":\"2026-01-08T13:08:40+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/\"},\"wordCount\":20,\"publisher\":{\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/equinestudies.nl\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/BB-kijken.jpg\",\"articleSection\":[\"Scientific\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/\",\"url\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/\",\"name\":\"A primitive trait in two breeds of Equus caballus - Equinestudies\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/equinestudies.nl\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/BB-kijken.jpg\",\"datePublished\":\"2026-01-08T13:02:49+00:00\",\"dateModified\":\"2026-01-08T13:08:40+00:00\",\"description\":\"Revealed by comparative anatomy of the distal limb\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/#primaryimage\",\"url\":\"https:\\\/\\\/equinestudies.nl\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/BB-kijken.jpg\",\"contentUrl\":\"https:\\\/\\\/equinestudies.nl\\\/wp-content\\\/uploads\\\/2025\\\/12\\\/BB-kijken.jpg\",\"width\":1080,\"height\":1080,\"caption\":\"Online course, horse course, horse anatomy, horse biomechanics, Zefanja Vermeulen, observe your horse, rest\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/a-primitive-trait-in-two-breeds-of-equus-caballus\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/home\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"A primitive trait in two breeds of Equus caballus\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/\",\"name\":\"Equinestudies\",\"description\":\"All about horses inside-out\",\"publisher\":{\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/#organization\",\"name\":\"Equinestudies\",\"url\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/equinestudies.nl\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/Logo-Equinestudies-website.webp\",\"contentUrl\":\"https:\\\/\\\/equinestudies.nl\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/Logo-Equinestudies-website.webp\",\"width\":220,\"height\":96,\"caption\":\"Equinestudies\"},\"image\":{\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/Equinestudies.nl\",\"https:\\\/\\\/www.instagram.com\\\/equinestudies.nl\\\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/#\\\/schema\\\/person\\\/f9c4f0f8a010198bf1cdec126a665d86\",\"name\":\"Carmen Baud\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/bf2ce32a6e6daccb274445a3b168eb0f68da035a2906601de2d7dffe6fe783da?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/bf2ce32a6e6daccb274445a3b168eb0f68da035a2906601de2d7dffe6fe783da?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/bf2ce32a6e6daccb274445a3b168eb0f68da035a2906601de2d7dffe6fe783da?s=96&d=mm&r=g\",\"caption\":\"Carmen Baud\"},\"url\":\"https:\\\/\\\/equinestudies.nl\\\/en\\\/author\\\/carmen_baud\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"A primitive trait in two breeds of Equus caballus - Equinestudies","description":"Revealed by comparative anatomy of the distal limb","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/","og_locale":"en_US","og_type":"article","og_title":"A primitive trait in two breeds of Equus caballus - Equinestudies","og_description":"Revealed by comparative anatomy of the distal limb","og_url":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/","og_site_name":"Equinestudies","article_publisher":"https:\/\/www.facebook.com\/Equinestudies.nl","article_published_time":"2026-01-08T13:02:49+00:00","article_modified_time":"2026-01-08T13:08:40+00:00","og_image":[{"width":1080,"height":1080,"url":"https:\/\/equinestudies.nl\/wp-content\/uploads\/2025\/12\/BB-kijken.jpg","type":"image\/jpeg"}],"author":"Carmen Baud","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Carmen Baud"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/#article","isPartOf":{"@id":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/"},"author":{"name":"Carmen Baud","@id":"https:\/\/equinestudies.nl\/en\/#\/schema\/person\/f9c4f0f8a010198bf1cdec126a665d86"},"headline":"A primitive trait in two breeds of Equus caballus","datePublished":"2026-01-08T13:02:49+00:00","dateModified":"2026-01-08T13:08:40+00:00","mainEntityOfPage":{"@id":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/"},"wordCount":20,"publisher":{"@id":"https:\/\/equinestudies.nl\/en\/#organization"},"image":{"@id":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/#primaryimage"},"thumbnailUrl":"https:\/\/equinestudies.nl\/wp-content\/uploads\/2025\/12\/BB-kijken.jpg","articleSection":["Scientific"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/","url":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/","name":"A primitive trait in two breeds of Equus caballus - Equinestudies","isPartOf":{"@id":"https:\/\/equinestudies.nl\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/#primaryimage"},"image":{"@id":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/#primaryimage"},"thumbnailUrl":"https:\/\/equinestudies.nl\/wp-content\/uploads\/2025\/12\/BB-kijken.jpg","datePublished":"2026-01-08T13:02:49+00:00","dateModified":"2026-01-08T13:08:40+00:00","description":"Revealed by comparative anatomy of the distal limb","breadcrumb":{"@id":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/#primaryimage","url":"https:\/\/equinestudies.nl\/wp-content\/uploads\/2025\/12\/BB-kijken.jpg","contentUrl":"https:\/\/equinestudies.nl\/wp-content\/uploads\/2025\/12\/BB-kijken.jpg","width":1080,"height":1080,"caption":"Online course, horse course, horse anatomy, horse biomechanics, Zefanja Vermeulen, observe your horse, rest"},{"@type":"BreadcrumbList","@id":"https:\/\/equinestudies.nl\/en\/a-primitive-trait-in-two-breeds-of-equus-caballus\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/equinestudies.nl\/en\/home\/"},{"@type":"ListItem","position":2,"name":"A primitive trait in two breeds of Equus caballus"}]},{"@type":"WebSite","@id":"https:\/\/equinestudies.nl\/en\/#website","url":"https:\/\/equinestudies.nl\/en\/","name":"Equinestudies","description":"All about horses inside-out","publisher":{"@id":"https:\/\/equinestudies.nl\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/equinestudies.nl\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/equinestudies.nl\/en\/#organization","name":"Equinestudies","url":"https:\/\/equinestudies.nl\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/equinestudies.nl\/en\/#\/schema\/logo\/image\/","url":"https:\/\/equinestudies.nl\/wp-content\/uploads\/2025\/08\/Logo-Equinestudies-website.webp","contentUrl":"https:\/\/equinestudies.nl\/wp-content\/uploads\/2025\/08\/Logo-Equinestudies-website.webp","width":220,"height":96,"caption":"Equinestudies"},"image":{"@id":"https:\/\/equinestudies.nl\/en\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/Equinestudies.nl","https:\/\/www.instagram.com\/equinestudies.nl\/"]},{"@type":"Person","@id":"https:\/\/equinestudies.nl\/en\/#\/schema\/person\/f9c4f0f8a010198bf1cdec126a665d86","name":"Carmen Baud","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/bf2ce32a6e6daccb274445a3b168eb0f68da035a2906601de2d7dffe6fe783da?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/bf2ce32a6e6daccb274445a3b168eb0f68da035a2906601de2d7dffe6fe783da?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/bf2ce32a6e6daccb274445a3b168eb0f68da035a2906601de2d7dffe6fe783da?s=96&d=mm&r=g","caption":"Carmen Baud"},"url":"https:\/\/equinestudies.nl\/en\/author\/carmen_baud\/"}]}},"_links":{"self":[{"href":"https:\/\/equinestudies.nl\/en\/wp-json\/wp\/v2\/posts\/4930","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/equinestudies.nl\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/equinestudies.nl\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/equinestudies.nl\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/equinestudies.nl\/en\/wp-json\/wp\/v2\/comments?post=4930"}],"version-history":[{"count":1,"href":"https:\/\/equinestudies.nl\/en\/wp-json\/wp\/v2\/posts\/4930\/revisions"}],"predecessor-version":[{"id":4931,"href":"https:\/\/equinestudies.nl\/en\/wp-json\/wp\/v2\/posts\/4930\/revisions\/4931"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/equinestudies.nl\/en\/wp-json\/wp\/v2\/media\/4164"}],"wp:attachment":[{"href":"https:\/\/equinestudies.nl\/en\/wp-json\/wp\/v2\/media?parent=4930"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/equinestudies.nl\/en\/wp-json\/wp\/v2\/categories?post=4930"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/equinestudies.nl\/en\/wp-json\/wp\/v2\/tags?post=4930"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}