{"id":88785,"date":"2019-03-19T12:42:22","date_gmt":"2019-03-19T19:42:22","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2019\/03\/what-makes-evolution-go-backwards"},"modified":"2019-03-19T12:42:22","modified_gmt":"2019-03-19T19:42:22","slug":"what-makes-evolution-go-backwards","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2019\/03\/what-makes-evolution-go-backwards","title":{"rendered":"What makes evolution go backwards?"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/what-makes-evolution-go-backwards.jpg\"><\/a><\/p>\n<p>Instead, new research by McMaster behavioural scientists shows that in certain cases evolution works in the opposite direction, reversing individual improvements to benefit related members of the same group.<\/p>\n<p>The research appears in the <em>Journal of Evolutionary Biology<\/em>, where lead author David Fisher shows that the increased evolution of selfless traits \u2014 such as sharing food and keeping watch for one another \u2014 is mathematically equivalent to the decreased evolution of individually beneficial traits.<\/p>\n<p>\u201cThey\u2019re two sides of the same coin,\u201d Fisher explains. \u201cOn one side, traits evolve that benefit your kin, but don\u2019t benefit you, because you\u2019re helping your siblings or cousins. On the other side, traits that benefit you but cost your neighbours don\u2019t evolve, because you\u2019re causing damage to related individuals.\u201d<\/p>\n<p><!-- Link: <a href=\"https:\/\/www.sciencedaily.com\/releases\/2019\/03\/190319142309.htm\">https:\/\/www.sciencedaily.com\/releases\/2019\/03\/190319142309.htm<\/a> --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Instead, new research by McMaster behavioural scientists shows that in certain cases evolution works in the opposite direction, reversing individual improvements to benefit related members of the same group. The research appears in the Journal of Evolutionary Biology, where lead author David Fisher shows that the increased evolution of selfless traits \u2014 such as sharing [\u2026]<\/p>\n","protected":false},"author":501,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[385,1506],"tags":[],"class_list":["post-88785","post","type-post","status-publish","format-standard","hentry","category-evolution","category-food"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/88785","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/501"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=88785"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/88785\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=88785"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=88785"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=88785"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}