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S21E07: In Search of Human Origins, Part TwoAnthropologist Donald Johanson looks at how our human ancestors of two million years ago made their living. Contrary to popular myth, scavenging was a more lucrative living than hunting-and may have contributed to the development of human intelligence.
Genres:
Air Date:
Mar 01, 1994
Runtime:
55 minutes
Production:
Casts:
- Season 1
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