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6tMMEj2TgkeHk72EqdcPdZ Thu, 24 Dec 2015 13:38:10 +0000 Tue, 20 Jan 2026 14:35:01 +0000 https://www.livescience.com/53164-animal-sex-manatees.html uiPfSxPsMGMpAvabDT4Xkk Sun, 20 Dec 2015 15:33:21 +0000 Tue, 20 Jan 2026 14:33:40 +0000 https://www.livescience.com/52804-animal-sex-giraffes.html K4mqj6FckLLyP6HsYeVhPS Sat, 14 Nov 2015 17:54:40 +0000 Fri, 13 Feb 2026 13:32:38 +0000 https://www.livescience.com/52560-monkeys-with-deeper-calls-smaller-testes.html fqCDRj7vJTx9JjuRUbQp28 Thu, 22 Oct 2015 16:25:13 +0000 Fri, 13 Feb 2026 13:52:55 +0000 https://www.livescience.com/52476-would-aliens-have-sex.html ZqPLp9BCZMfacGZVncZUPY Wed, 14 Oct 2015 14:21:52 +0000 Mon, 05 Aug 2019 19:51:44 +0000 https://www.livescience.com/52413-why-some-species-have-more-females.html tykhtFAKY3krEmUVnRp4pS Wed, 07 Oct 2015 19:34:13 +0000 Mon, 05 Aug 2019 19:51:45 +0000