SciShow: How Birds Got (And Kept) Their Beaks

Teacher or professor: SciShow
Subject: Science
Content of the Lesson: Birds are known for having beaks, however at what point between being a humongous therapod and tiny sparrow did they get them, and why? Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Kevin Bealer, Jacob, Katie Marie Magnone, D.A. Noe, Charles Southerland, Eric Jensen, Christopher R Boucher, Alex Hackman, Matt Curls, Adam Brainard, Jeffrey McKishen, Scott Satovsky Jr, James Knight, Sam Buck, Chris Peters, Kevin Carpentier, Patrick D. Ashmore, Piya Shedden, Sam Lutfi, Charles George, Christoph Schwanke, Greg ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.nature.com/articles/s41586-018-0053-y https://www.ncbi.nlm.nih.gov/pubmed/25964090 https://www.ncbi.nlm.nih.gov/pubmed/21978465 https://www.pnas.org/content/114/41/10930


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