b'It\'s been called the most diverse of all bones. It comes in an incredible variety of shapes and sizes, living and fossil, scattered across the mammalian family tree. It\'s called the baculum, the os penis, and in this episode we discuss what it does, who has it, what it means for paleontologists, and the evolutionary processes that made it what it is today.\\nIn the news: whales eating whales, pregnant plesiosaurs, robo-tetrapods, and the first American dogs.\\nTime markers: Intro & Announcements: 00:00:00News: 00:05:30Main discussion, Part 1: 00:34:30Main discussion, Part 2: 01:15:00\\nCheck out our blog for bonus info and pictures: http://commondescentpodcast.wordpress.com/\\nFollow and Support us on: Patreon: https://www.patreon.com/commondescentpodcast Twitter: https://twitter.com/CommonDescentPCFacebook: https://www.facebook.com/commondescentpodcast/PodBean: https://commondescentpodcast.podbean.com/ iTunes: https://itunes.apple.com/us/podcast/the-common-descent-podcast/id1207586509?mt=2YouTube: https://www.youtube.com/channel/UCePRXHEnZmTGum2r1l2mduw\\nThe Intro and Outro music is \\u201cOn the Origin of Species\\u201d by Protodome. More music like this at http://ocremix.org.\\nMuscial Interludes are "Professor Umlaut" by Kevin MacLeod (incompetech.com). Licensed under Creative Commons: By Attribution 3.0http://creativecommons.org/licenses/by/3.0/'