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The episode comes to you from inside the fossil prep lab, where we explore what goes into cleaning, repairing, and generally making fossils ready for study. We are joined by our friend Shawn Haugrud, as well as two of his lab\u2019s head preparators: Shayleigh Maden and Davis Gunnin!\nIn the news: swimming strategies of plesiosaurs, surprise marine mass extinction, a bone-crushing Jurassic croc, and the temperature of dinosaur eggs.\nTime markers: Intro & Announcements: 00:00:00News: 00:05:00Main discussion: 00:32:30\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=2 Stitcher: http://www.stitcher.com/podcast/common-descent/the-common-descent-podcast\nThe Podcast music is \u201cOn the Origin of Species\u201d by Protodome. More music like this at http://ocremix.org.