{"id":24098,"date":"2019-07-30T21:49:46","date_gmt":"2019-07-30T11:49:46","guid":{"rendered":"http:\/\/www.tomgrimshaw.com\/tomsblog\/?p=24098"},"modified":"2019-09-18T23:09:54","modified_gmt":"2019-09-18T13:09:54","slug":"400-year-old-greenland-shark-longest-living-vertebrate","status":"publish","type":"post","link":"https:\/\/www.tomgrimshaw.com\/tomsblog\/?p=24098","title":{"rendered":"400-year-old Greenland shark \u2018longest-living vertebrate\u2019"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"http:\/\/www.tomgrimshaw.com\/tomsblog\/wp-content\/uploads\/2019\/07\/392_Year_Old_Shark.jpg\" alt=\"400-year-old Greenland shark \u2018longest-living vertebrate\u2019\" class=\"wp-image-24099\" srcset=\"https:\/\/www.tomgrimshaw.com\/tomsblog\/wp-content\/uploads\/2019\/07\/392_Year_Old_Shark.jpg 960w, https:\/\/www.tomgrimshaw.com\/tomsblog\/wp-content\/uploads\/2019\/07\/392_Year_Old_Shark-150x150.jpg 150w, https:\/\/www.tomgrimshaw.com\/tomsblog\/wp-content\/uploads\/2019\/07\/392_Year_Old_Shark-300x300.jpg 300w, https:\/\/www.tomgrimshaw.com\/tomsblog\/wp-content\/uploads\/2019\/07\/392_Year_Old_Shark-768x768.jpg 768w, https:\/\/www.tomgrimshaw.com\/tomsblog\/wp-content\/uploads\/2019\/07\/392_Year_Old_Shark-100x100.jpg 100w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<p>For those interested in how they know how old it is, a reporter was invited to her birthday party. \ud83d\ude42<\/p>\n\n\n\n<p>No, the truth is\u2026<\/p>\n\n\n\n<p>&#8220;The Greenland shark&#8217;s eye lens is composed of a specialised material &#8211; and it contains proteins that are metabolically inert,&#8221; explained Mr Neilson.<\/p>\n\n\n\n<p>&#8220;Which means after the proteins have been synthesised in the body, they are not renewed any more. So we can isolate the tissue that formed when the shark was a pup, and do radiocarbon dating.&#8221;<\/p>\n\n\n\n<p><a href=\"https:\/\/www.bbc.com\/news\/science-environment-37047168\">https:\/\/www.bbc.com\/news\/science-environment-37047168<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>For those interested in how they know how old it is, a reporter was invited to her birthday party. \ud83d\ude42 No, the truth is\u2026 &#8220;The Greenland shark&#8217;s eye lens is composed of a specialised material &#8211; and it contains proteins that are metabolically inert,&#8221; explained Mr Neilson. &#8220;Which means after the proteins have been synthesised &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.tomgrimshaw.com\/tomsblog\/?p=24098\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;400-year-old Greenland shark \u2018longest-living vertebrate\u2019&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-24098","post","type-post","status-publish","format-standard","hentry","category-general-interest"],"_links":{"self":[{"href":"https:\/\/www.tomgrimshaw.com\/tomsblog\/index.php?rest_route=\/wp\/v2\/posts\/24098","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tomgrimshaw.com\/tomsblog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tomgrimshaw.com\/tomsblog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tomgrimshaw.com\/tomsblog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tomgrimshaw.com\/tomsblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=24098"}],"version-history":[{"count":1,"href":"https:\/\/www.tomgrimshaw.com\/tomsblog\/index.php?rest_route=\/wp\/v2\/posts\/24098\/revisions"}],"predecessor-version":[{"id":24100,"href":"https:\/\/www.tomgrimshaw.com\/tomsblog\/index.php?rest_route=\/wp\/v2\/posts\/24098\/revisions\/24100"}],"wp:attachment":[{"href":"https:\/\/www.tomgrimshaw.com\/tomsblog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=24098"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tomgrimshaw.com\/tomsblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=24098"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tomgrimshaw.com\/tomsblog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=24098"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}