Why Wasn't There A Second Age of Reptiles?

An asteroid impact triggered the K-Pg mass extinction, wiping out the non-avian dinosaurs, ending the Age of Reptiles, and ushering in the Age of Mammals. But why was it the mammals who triumphed? Check out our podcast, Eons: Surviving Deep Time! https://open.spotify.com/show/3lWy5OrZzXMRITkMecnziL?si=3a1035dfffcd4410 ***** 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: Ruth Orr, Randall George, Morgan, Kevin Lacson, Marco Narajos, Ian Leavitt, Collin Dutrow, Pope John XII, Aaditya Mehta, AllPizzasArePersonal, John H. Austin, Jr., Alex Hackman, Stephen Patterson, Gizmo, Karen Farrell, Jason Rostoker, Jonathan Rust, Mary Tevington, Bart & Elke van Iersel - De Jong, Irene Wood, Mark Talbott-Williams, Nomi Alchin, Hillary Ryde-Collins, Duane Westhoff, Yu Mei, Albert Folsom, 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/1Ej3J72k5QXIeWYGBDeATnFLesV6qSNXboAb1oDmIo_U/edit?usp=sharing