DOC: When Whales Walked: Journeys in Deep Time on PBS

[Ryan Goble]

Take an epic journey deep through time to explore the evolution of four of the world’s most spectacular creatures: crocodiles, birds, whales and elephants. Tune in or stream #WhenWhalesWalked on June 19 at 9/8c. pic.twitter.com/IFDFTT8mjA

— PBS (@PBS) June 6, 2019