Check out our podcast Eons: Mysteries of Deep Time: http://ow.ly/2J4450Iu69U The evolution of our ability to speak is its own epic saga and it’s worth pausing to appreciate that. It’s taken several million years to get to this moment where we can tell you about how it took several million years for us to get here. PBS Member Stations rely on viewers like you. To support your local station, go to http://to.pbs.org/DonateEons Thanks to these illustrators for their wonderful illustrations featured throughout this episode! Julio Lacerda: https://twitter.com/JulioTheArtist Fabrizio de Rossi: https://www.facebook.com/ArtofFabricious/ Franz Anthony: http://franzanth.com/ Jack Byrley: https://twitter.com/bedupolker Produced in collaboration with PBS Digital Studios: http://youtube.com/pbsdigitalstudios Super special thanks to the following Patreon patrons for helping make Eons possible: Mark Talbott-Williams, Elizabeth Baker, Jake Myers, BuddyTheOtter, The Dec of Cards, Eddy, Andrii Makukha, Angel Alchin, Julie Cohen, salsablog.band, Michael Hof, simon read, Sean C. Kennedy, Eric Roberto Rodriguez, Hillary Ryde-Collins, Facts Dinosaurs, Frida, YaBoiSam36, Matthew Donnelly, Yu Mei, Colleen Troussel, Dan Ritter, faxo, Jayme Coyle, Gary Walker, Amanda Straw, Stephanie Tan, Laura Sanborn, Minyuan Li, Ben Cooper, Leonid, Robert Noah, Matt Parker, Heathe Kyle Yeakley, Jerrit Erickson, Anton Bryl, MissyElliottSmith, Zachary Spencer, Stefan Weber, Andrey, Ilya Murashov, Merri Snaidman, Gabriel Cortez, Marcus Lejon, Robert Arévalo, Todd Dittman, Betsy Radley, Anthony Callaghan, Philip Slingerland, John Vanek, Eric Vonk, Henrik Peteri, Jon Monteiro, James Bording, Miles Chaston, Michael McClellan, Jeff Graham, Maria Humphrey, Daisuke Goto, Gregory Kintz, Chandler Bass, Tsee Lee, Robert Hill If you'd like to support the channel, head over to http://patreon.com/eons and pledge for some cool rewards! Want to follow Eons elsewhere on the internet? Facebook - https://www.facebook.com/eonsshow Twitter - https://twitter.com/eonsshow Instagram - https://www.instagram.com/eonsshow/ References: https://docs.google.com/document/d/1DAjJ_ni_4y2nZnXfpmrt5KvddrJK-9q3PqDAs6-VDBk/edit?usp=sharing