Slowly-developing primates definitely not dim-witted

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Study included humans and other big-brained primates such as chimpanzees. Credit: Vanessa Woods
Study included humans and other big-brained primates such as chimpanzees. Credit: Vanessa Woods

Some primates have evolved big brains because their extra brainpower helps them live and reproduce longer, an advantage that outweighs the demands of extra years of growth and development they spend reaching adulthood, anthropologists from Duke University and the University of Zurich have concluded in a new study.


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