GHSA Cheerleading State Championships Day 1 at 10 A.M - Class 2A and 4A
When Ichthyosaurs Led a Revolution in the Seas
When Ihthyosaurs led a revolution in the seas.
When Ichthyosaurs Led a Revolution in the Seas Eons
The marine reptiles Ichthyosaurs arose after The Great Dying, which wiped out at least 90 percent of life in the oceans, changing the seas forever and triggering a new evolutionary arms race between predator and prey.
About the Program
Eons
Join hosts Michelle Barboza-Ramirez, Kallie Moore, and Blake de Pastino as they take you on a journey through the history of life on Earth. From the dawn of life in the Archaean Eon through the Mesozoic Era — the so-called “Age of Dinosaurs” -- right up to the end of the most recent Ice Age.
Here’s your ticket to stream.
Stream the best of public television on demand with GPB Passport: MASTERPIECE dramas and mysteries, NOVA, Ken Burns documentaries, Finding Your Roots and more. Binge full seasons, get early access to new episodes before they air on television and catch up on programs you missed with this powerful donor benefit from GPB!