Bipedalism: How We Went from All Fours to Just Two (886 words, 3 pages)
From all fours to two, evolution changed the way we walk. Bipedalism is the ability to walk on two legs rather than all fours. Modern Humans, today, wonder how bipedalism evolved. The earliest form of bipedalism, according to the Smithsonian Institute, was in the species of Sahelanthropus six million years ...
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