S1 E2: Amazing Places, Amazing Fossils: Tritheledont

Aired: 4/23/2014 | 0:04:05 | Clip
The Bay of Fundy in Nova Scotia, Canada, is home not only to the world's largest tides, but also to some incredibly important fossils. Paleontologist Neil Shubin describes one particularly striking specimen from these cliffs: an animal in the midst of the reptile-to-mammal transition.