Hakai Magazine on Twitter: "The earliest whales, such as the wolf-sized Pakicetus, walked on four legs and lived on land. 🤯 An exposed prehistoric seafloor in British Columbia is helping paleontologists piece
![At the Water's Edge : Fish with Fingers, Whales with Legs, and How Life Came Ashore but Then Went Back to Sea: Zimmer, Carl: 9780684856230: Amazon.com: Books At the Water's Edge : Fish with Fingers, Whales with Legs, and How Life Came Ashore but Then Went Back to Sea: Zimmer, Carl: 9780684856230: Amazon.com: Books](https://m.media-amazon.com/images/I/61ZHeIq53VL._AC_UF1000,1000_QL80_.jpg)
At the Water's Edge : Fish with Fingers, Whales with Legs, and How Life Came Ashore but Then Went Back to Sea: Zimmer, Carl: 9780684856230: Amazon.com: Books
![Skeleton detail of a Durodon (Whale with reduced legs). The image was taken in the Royal Ontario Museum (ROM) in the exhibition named 'Great Whales' Stock Photo - Alamy Skeleton detail of a Durodon (Whale with reduced legs). The image was taken in the Royal Ontario Museum (ROM) in the exhibition named 'Great Whales' Stock Photo - Alamy](https://c8.alamy.com/comp/2GX52TG/skeleton-detail-of-a-durodon-whale-with-reduced-legs-the-image-was-taken-in-the-royal-ontario-museum-rom-in-the-exhibition-named-great-whales-2GX52TG.jpg)
Skeleton detail of a Durodon (Whale with reduced legs). The image was taken in the Royal Ontario Museum (ROM) in the exhibition named 'Great Whales' Stock Photo - Alamy
![SciShow on Twitter: "Once in a blue millenium, a species trait thought to be lost forever, such as hind limbs on whales, pops up again and teaches us a lot about how SciShow on Twitter: "Once in a blue millenium, a species trait thought to be lost forever, such as hind limbs on whales, pops up again and teaches us a lot about how](https://pbs.twimg.com/media/EagIombXsAcFOFi.jpg:large)