Crash Course Big History Big History 2 Episode 5 Why Human Ancestry Matters 2017
6/10 by 2 users
This week, Emily Graslie is teaching you about human ancestry and geneaology, how we got to be the species we are, and why that matters in our zoomed out look at Big History.
- Released: 2017-06-27
- Runtime: 15 minutes
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