Neanderthal Brains Show Fatal Lack of Social Skills

Since Neanderthals used a greater proportion of their brain for basic motion and vision control, they didn’t have as much brain capacity left to innovate. For example, they had smaller parietal lobes, which humans use for navigation and language skills. When the Ice Age rolled around, Neanderthals couldn’t create complex societies or trade networks to overcome resource scarcities, which scientists think ultimately did them in.

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