{"id":479075,"date":"2026-06-02T11:47:22","date_gmt":"2026-06-02T11:47:22","guid":{"rendered":"https:\/\/www.newsbeep.com\/ie\/479075\/"},"modified":"2026-06-02T11:47:22","modified_gmt":"2026-06-02T11:47:22","slug":"this-fish-species-survived-100000-years-without-males-scientists-thought-it-should-be-long-dead-but-its-thriving","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/ie\/479075\/","title":{"rendered":"This fish species survived 100,000 years without males. Scientists thought it should be long dead \u2013 but it&#8217;s thriving"},"content":{"rendered":"<p class=\"sc-1a18e57c-0 HooNV\">When DNA is copied, explains Speijer, &#8220;there are always errors&#8221;. In sexual species, these mistakes can be shuffled out of the gene pool, but in clonal species, they are passed down over and over again. Over time, these harmful mutations are thought to build up like notches on a one-way ratchet \u2013 degrading the genome, click by click, until the species goes extinct.<\/p>\n","protected":false},"excerpt":{"rendered":"When DNA is copied, explains Speijer, &#8220;there are always errors&#8221;. In sexual species, these mistakes can be shuffled&hellip;\n","protected":false},"author":2,"featured_media":479076,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[61,60,82],"class_list":["post-479075","post","type-post","status-publish","format-standard","has-post-thumbnail","category-science","tag-ie","tag-ireland","tag-science"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/posts\/479075","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/comments?post=479075"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/posts\/479075\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/media\/479076"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/media?parent=479075"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/categories?post=479075"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/tags?post=479075"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}