Primates with longer thumbs tend to have bigger brains, research finds
by Nicola Davis Science correspondent from Science | The Guardian on (#6ZJMY)
Results suggest brain co-evolved with manual dexterity, say scientists, with humans by no means the outlier
Big hands might mean big feet, but it seems long thumbs are linked to large brains - at least in primates.
Researchers say the results suggest the brain co-evolved with manual dexterity in such mammals.
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