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Who doesn\u2019t like a flashy bit of headgear? A wide variety of cranial ornamentation is found on a wide variety of animals: sharp horns, branching antlers, bumpy knobs, and more. In this episode, we break down what technically counts as a \u201chorn\u201d (you\u2019ll be unsurprised to learn there isn\u2019t a simple answer!), the vast diversity of animal headgear today and in the fossil record, and the various ways animals have found to use these remarkable structures.\nIn the news: sabertoothed faces, head origins, dinosaur climates, and ancient false gharials.\nTime markers:Intro & Announcements: 00:00:00News: 00:06:00Main discussion, Part 1: 00:40:00Main discussion, Part 2: 01:20:00Patron question: 02:16:00\nCheck out our blog for bonus info and pictures:http://commondescentpodcast.wordpress.com/\nJoin us on Patreon to support the podcast and enjoy bonus content! https://www.patreon.com/commondescentpodcast\xa0\nOr make a one-time donation via PayPal: https://tinyurl.com/4c68u4hp\nFind merch at the Common Descent Store! http://zazzle.com/common_descent\nJoin the Common Descent Discord server! https://discord.gg/CwPBxdh9Ev\nFollow and Support us on: Twitter: https://twitter.com/CommonDescentPCFacebook: https://www.facebook.com/commondescentpodcastInstagram: @commondescentpodcast YouTube: https://www.youtube.com/channel/UCePRXHEnZmTGum2r1l2mduwPodBean: https://commondescentpodcast.podbean.com/ iTunes: https://itunes.apple.com/us/podcast/the-common-descent-podcast/id1207586509?mt=2\nYou can email us at commondescentpodcast(at)gmail.comOr send us physical mail at:The Common Descent Podcast1735 W State of Franklin Rd. Ste 5 #165Johnson City, TN 37604\nThe Intro and Outro music is \u201cOn the Origin of Species\u201d by Protodome. More music like this at http://ocremix.org.\nMusical Interludes are "Professor Umlaut" by Kevin MacLeod (incompetech.com). Licensed under Creative Commons: By Attribution 3.0http://creativecommons.org/licenses/by/3.0/