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3 Cards in this Set
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- Back
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Savanna hypothesis
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shift in bipedalism was a response to living in an open habitat. climate changed/forests shrank. but there we're no savana grasslands are 5 - 7 mya
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free hands hypothesis
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bi-pedialism frees up hands for carrying food & water/ infants. weapons/ tools reach for food. difficult to test
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long distance traveling hypothesis
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bipedialism came to be because it was more efficient for long distance travel.
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