When Whales Walked: Journeys in Deep Time (2019) | Full Documentary

Discover the evolutionary secrets of some of the world's most majestic creatures. From voracious crocodiles and acrobatic birds to stupendous whales and majestic elephants, When Whales Walked follows top scientists on a global adventure as they follow clues from fossil records and change what we thought we knew about the evolution of iconic beasts. Welcome to PBS America, a channel curated for an international audience from America's Public Broadcasting Service, PBS. This is a factual focussed channel including award-winning American history, current affairs and science. SIGN UP to our UK broadcast channel weekly highlights at pbsamerica.co.uk FOLLOW us on X @PBSAmerica LIKE us on Facebook.com/pbsamerica