https://www.cnn.com/2022/08/24/world/bipedalism-walking-7-million-years-scn/index.html
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A 7 million-year-old practice set our ancestors on the course to humanity, new study finds - CNN
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8/24/22 at 5:41pm
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CNN
Authors
Madeline Holcombe CNN
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A dig more than 20 years ago uncovered the arm and leg bones of one of our oldest known ancestors. New research shows they provide evidence that our ancestors walked on two feet -- more than 7 million years ago.
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