What if whales had legs? Once upon a time, they did. Sort of. An astonishing fossil trail shows that modern whales actually evolved from hooved land mammals. Whales still carry the fingerprints of this past, from their stomach anatomy to their swimming gait. Dive in to discover the wild story of how whales traded legs for fins, as we uncover clues about their ancestors, as well as their unlikely present-day relatives.

To watch the full film, visit <a href="https://www.pbs.org/wgbh/nova/video/when-whales-could-walk/">https://www.pbs.org/wgbh/nova/video/when-whales-could-walk/</a>

Learn more about <a href="https://www.pbs.org/wgbh/nova/">NOVA</a> and subscribe to our <a href="https://www.youtube.com/channel/UCjHz5SVHeMT0AViCYZvsGDA">YouTube </a>channel.

Decoding the Great Pyramid

The stories that changed how we see the universe. NOVA Remix transforms science’s most astonishing breakthroughs into immersive audio adventures. From Arctic sinkholes to black holes, ancient DNA to quantum riddles, walking whales to towering pyramids—each episode pulls you into a world of wonder and discovery. For over 50 years, NOVA has brought science to your screen. Now, it’s time to hear it like never before.Learn more about NOVA and subscribe to our YouTube channel. 