Eons S03E20 - When Ichthyosaurs Led a Revolution in the Seas
Eons (2017)
S03E20 When Ichthyosaurs Led a Revolution in the Seas
Episode Overview
After The Great Dying, which decimated over 90 percent of ocean life and forever altered the marine ecosystem, the marine reptiles known as Ichthyosaurs emerged. This mass extinction sparked a new evolutionary competition, setting the stage for an intense struggle between predators and their prey in the transformed seas.