Ancient World
Who Was Lucy? The 3.2-Million-Year-Old Skeleton That Walked Upright
She stood about 3.5 feet tall and had a brain closer in size to a chimpanzee's than ours, yet her hips and legs were built for walking on two feet.
Space, Earth and the natural world, explained.
She stood about 3.5 feet tall and had a brain closer in size to a chimpanzee's than ours, yet her hips and legs were built for walking on two feet.
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