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According to ScienceAlert (This article and its images were originally posted on ScienceAlert October 9, 2018 at 10:28PM.)
It might sound a little offensive, but your body is a museum, full of ancient relics no one really needs anymore. From your wisdom teeth to that weird way some of us can wiggle our ears, so much of how we ended up as humans reflects what our animal ancestors needed for survival.As this video by Vox explains, these strange remnants, that stuck around only because they’re not ‘costly’ enough to have disappeared across many millennia, only make sense within the framework of evolution by natural selection.
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