Ghosts of Evolution
Season 2 Episode 8 | 4m 30s
What does a ginkgo tree have in common with a dinosaur?
Aired: 11/25/13
Problems Playing Video? | Closed Captioning
Season 2 Episode 8 | 4m 30s
What does a ginkgo tree have in common with a dinosaur?
Aired: 11/25/13
Problems Playing Video? | Closed Captioning