{"id":563495,"date":"2019-01-03T12:06:11","date_gmt":"2019-01-03T16:06:11","guid":{"rendered":"https:\/\/www.sciencedaily.com\/releases\/2019\/01\/190103110611.htm"},"modified":"2019-01-03T12:06:11","modified_gmt":"2019-01-03T16:06:11","slug":"whos-tougher-baby-sharks-or-daddy-sharks-2","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=563495","title":{"rendered":"Who&#8217;s tougher? Baby sharks or daddy sharks?"},"content":{"rendered":"<p>One would assume that since humans and many animals tend to get stiffer and perhaps tougher as they reach adulthood, the same would be true for sharks. A new study finds the opposite in these swift-swimming marine predators. The youngest sharks were stiffer and tougher than older sharks. Another key finding is that while scientists have historically looked at alternating patterns of mineralization on sharks&#8217; vertebrae to determine their age, these patterns are not related to time. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>One would assume that since humans and many animals tend to get stiffer and perhaps tougher as they reach adulthood, the same would be true for sharks. A new study finds the opposite in these swift-swimming marine predators. The youngest sharks were st&#8230;<\/p>\n","protected":false},"author":61,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-563495","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/563495","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/61"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=563495"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/563495\/revisions"}],"predecessor-version":[{"id":563496,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/563495\/revisions\/563496"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=563495"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=563495"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=563495"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}