February 20, 2013

Cherished Theory on Human Evolution Bites the Dust?

The Economist, The Economist


AP Photo

AFRICA’S great grasslands are one of that continent’s most famous features. They are also reckoned by many to have been crucial to human evolution. This school of thought holds that people walk upright because their ancestors could thus see farther on an open plain. Forest primates do not need to be bipedal, the argument continues, because the trees limit their vision anyway.

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TAGGED: Walking, Human Evolution

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