Primates, especially humans, have large brains and this is thought to reflect our level of cognitive complexity or ‘intelligence’. Could this all be down to what we eat?
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The author declares no competing financial interests.
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Venditti, C. Evolution: Eating away at the social brain. Nat Ecol Evol 1, 0122 (2017). https://doi.org/10.1038/s41559-017-0122