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When did human ancestors start walking on two legs?
![When did human ancestors start walking on two legs? When did human ancestors start walking on two legs?](https://tadkheen.org/wp-content/uploads/2024/07/SEI_211498862.jpg)
Anthropologists have been arguing for 20 years about whether Sahelanthropus, a hominin that lived about 7 million years ago, was one of the first bipedal apes
Anthropologists have been arguing for 20 years about whether Sahelanthropus, a hominin that lived about 7 million years ago, was one of the first bipedal apes
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