Check out Overview on PBS Terra: https://www.youtube.com/watch?v=NYA6GF1uAa8&
Long-jawed proboscideans were doing pretty well for themselves. That is, until they were all rapidly replaced with proboscideans with long, flexible trunks instead: mammoths, mastodons, and our modern elephants.What suddenly made long jaws such a liability? Well it looks like we can thank a changing climate for the evolution of the elephant’s trunk.
*****
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, Heathe Kyle Yeakley, Dan Caffee, Nick Ryhajlo, Jeff Graham
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/
#Eons
References:
https://docs.google.com/document/d/1DqT9nbzjpx4dgIXM9wnXq-Hx2raFZFAbIZ-oEg_qy4k/edit?usp=sharing