Around 30 million years ago, a new group of predators began to push nautiloids from their former global range into a single remaining refuge. But who were these predators?

Thanks to Ceri Thomas for the excellent nautiloid, seal, and whale reconstructions!
https://nixillustration.com

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

Produced by Complexly for PBS Digital Studios

Super special thanks to the following Patreon patrons for helping make Eons possible:
Syrupeclipse, Melanie Truscott, Michael Roy, John H. Austin, Jr., Kate Huhmann, Alex Hackman, Amanda Ward, Stephen Patterson, Karen Farrell, Trevor Long, daniel blankstein, Roberto Adrian Ramirez Flores, Jason Rostoker, Jonathan Rust, Mary Tevington, Bart & Elke van Iersel - De Jong, William Craig II, Irene Wood, Derek Helling, WilCatRhClPPh33, Mark Talbott-Williams, Nomi Alchin, Duane Westhoff, Hillary Ryde-Collins, Yu Mei, Jayme Coyle, Albert Folsom, Oscar Amoros Huguet, Patrick Wells, Dan Caffee, Stephanie Tan, Nick Ryhajlo, Sean Dennis.

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  

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