Humans have been walking on two legs for millions of years. All vertebrate species have a pelvis, but only humans use it for upright, two-legged walking.* The evolution of the human pelvis, and our ...
All vertebrate species have a pelvis, but only humans use it for upright, two-legged walking. The evolution of the human pelvis, and our two-legged gait, dates back 5 million years, but the precise ...
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