Secrets of the Dead

Which giant animal was the apex predator?

Clip: Season 16 Episode 6 | 1m 33s

Follow scientists trying to determine which giant animal was the apex predator 58 million years ago.

Aired: 11/02/16

Rating: NR

Video has closed captioning.

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SECRETS OF THE DEAD is made possible, in part, by the Corporation for Public Broadcasting, and by public television viewers.