{"id":1627,"date":"2014-05-22T13:38:32","date_gmt":"2014-05-22T18:38:32","guid":{"rendered":"http:\/\/sciencemediacentre.ca\/site\/?p=1627"},"modified":"2014-05-23T10:06:59","modified_gmt":"2014-05-23T15:06:59","slug":"sticklebacks-are-blind-to-each-others-armour","status":"publish","type":"post","link":"http:\/\/sciencemediacentre.ca\/site\/sticklebacks-are-blind-to-each-others-armour\/","title":{"rendered":"Sticklebacks are blind to each other\u2019s armour"},"content":{"rendered":"<div id=\"attachment_1566\" style=\"width: 410px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/05\/Stickleback-1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1566\" class=\"size-full wp-image-1566\" src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/05\/Stickleback-1.jpg\" alt=\"The offspring of Kennedy Lake sticklebacks like this one are less likely to survive if they have one high-armoured and one low-armoured parent, yet the two subtypes continue to interbreed instead of becoming separate species. (Photo credit: Kerry Marchinko)\" width=\"400\" height=\"306\" srcset=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/05\/Stickleback-1.jpg 400w, http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/05\/Stickleback-1-300x229.jpg 300w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><p id=\"caption-attachment-1566\" class=\"wp-caption-text\">The offspring of Kennedy Lake sticklebacks like this one are less likely to survive if they have one high-armoured and one low-armoured parent, yet the two subtypes continue to interbreed instead of becoming separate species. (Photo credit: Kerry Marchinko)<\/p><\/div>\n<p><span style=\"color: #000000;\">Different-looking sticklebacks from Kennedy Lake on Vancouver island interbreed despite evolutionary pressure not to, according to a new study. <\/span><\/p>\n<p><span style=\"color: #000000;\">Genetic studies showed that fish with one parent that had lots of body armour and another parent with minimal body armour had a lower chance of surviving to adulthood than fish whose parents were both of the same type. Yet instead of living separate lives &#8211; and potentially evolving into different species &#8211; the sticklebacks have continued to interbreed for decades. <\/span><\/p>\n<p><span style=\"color: #000000;\">The existence of such a system is rare and offers a new puzzle for evolutionary theorists.<\/span><\/p>\n<p><a href=\"http:\/\/www.cell.com\/current-biology\/abstract\/S0960-9822(14)00464-3\" target=\"_blank\"><span style=\"text-decoration: underline;\">Original research paper<\/span><\/a>\u00a0published in the the journal\u00a0<em>Current\u00a0Biology\u00a0<\/em>on\u00a0<strong>May 22, 2014<\/strong>.<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Names and affiliations of selected\u00a0authors<\/strong><\/span><\/p>\n<h4><span style=\"color: #000000;\">Dolph Schluter, University of British Columbia, British Columbia<\/span><\/h4>\n","protected":false},"excerpt":{"rendered":"<p>Different-looking sticklebacks from Kennedy Lake on Vancouver island interbreed despite evolutionary pressure not to, according to a new study. Genetic studies showed that fish with one parent that had lots of body armour and another parent with minimal body armour had a lower chance of surviving to adulthood than fish whose parents were both of [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1566,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_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":""},"categories":[25],"tags":[39,174,113,125,917,909],"class_list":["post-1627","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paper-of-interest","tag-animal-behaviour","tag-animals","tag-biology","tag-british-columbia","tag-evolution","tag-genetics"],"jetpack_featured_media_url":"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/05\/Stickleback-1.jpg","jetpack_shortlink":"https:\/\/wp.me\/p4DqbN-qf","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/1627","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/comments?post=1627"}],"version-history":[{"count":3,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/1627\/revisions"}],"predecessor-version":[{"id":1656,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/1627\/revisions\/1656"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media\/1566"}],"wp:attachment":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media?parent=1627"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/categories?post=1627"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/tags?post=1627"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}