Скачать или смотреть How Animals Got Butts

Find the PBS Audience Survey here: https://to.pbs.org/2024SurveyEons

While the evolution of the butthole was a major breakthrough in animal development, its story might actually end with redefining what it means to have a butthole at all.

Corrections: 06:10 Starfish are actually deuterostomes! Earthworms are protostomes.
06:18 Earthworms are actually protostomes! Starfish are deuterostomes.

*****
PBS Member Stations rely on viewers like you. To support your local station, go to http://to.pbs.org/DonateEons
*****

Eons is a production of Complexly for PBS Digital Studios.

Super special thanks to the following Patreon patrons for helping make Eons possible:
Randall George, Morgan, Kevin Lacson, Marco Narajos, Collin Dutrow, Pope John XII, Aaditya Mehta, AllPizzasArePersonal, John H. Austin, Jr., Alex Hackman, Stephen Patterson, Odditeas , Karen Farrell, Jason Rostoker, Jonathan Rust, Mary Tevington, Bart & Elke van Iersel - De Jong, Irene Wood, Derek Helling, Mark Talbott-Williams, Nomi Alchin, Duane Westhoff, Hillary Ryde-Collins, Yu Mei, Albert Folsom, Dan Caffee, Nick Ryhajlo, Jeff Graham

If you'd like to support the channel, head over to   / eons   and pledge for some cool rewards!

Want to follow Eons elsewhere on the internet?
Facebook -   / eonsshow  
Twitter -   / eonsshow  
Instagram -   / eonsshow  
#Eons #evolution

References:
https://docs.google.com/document/d/1y...