Humans
Evolution of cognition might be down to brain chemistry
The prefrontal cortex, the "thinking" part of our brain, has a radically different chemical balance from that found in chimps and macaques
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The prefrontal cortex, the "thinking" part of our brain, has a radically different chemical balance from that found in chimps and macaques
It's not the genes we have, but how we use them. Losing chunks of DNA let our brains grow, got rid of beastly whiskers and made sex more intimate