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b'Listen up! The world around us is full of sound, and animals have evolved numerous strategies for receiving and interpreting those sounds. In this episode, we discuss the many varieties of sound-sensing organs and how they\\u2019ve evolved repeatedly throughout life history. We\\u2019ll also explore some of the other important things that ears can do, including the ever-important task of maintaining our equilibrium.\\nIn the news: carnivorous lampreys, caterpillar legs, early dragonflies, and the sea star body plan.\\nTime markers:Intro & Announcements: 00:00:00News: 00:06:10Main discussion, Part 1: 00:36:45Main discussion, Part 2: 01:30:15Patron question: 2:14:05\\nCheck out our website for this episode\\u2019s blog post and more:http://commondescentpodcast.com/\\nThe End of the Year Q&A submission form is open! Submit your question here:https://forms.gle/EeAMhEfnatVWqmnS9\\nJoin us on Patreon to support the podcast and enjoy bonus content: https://www.patreon.com/commondescentpodcast\\nGot a topic you want to hear about? Submit your episode request here:https://commondescentpodcast.com/request-a-topic/\\nWe\\u2019re an Audible Affiliate Partner! Use this link for a 30-day free trial to Audible: https://www.audibletrial.com/CommonDescent\\nLots more ways to connect with us: https://linktr.ee/common_descent\\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/'