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Grown-up chimps are less likely to help distressed friends
Chimpanzees of all ages will comfort upset companions, but adult chimps do it less – perhaps because they are more selective about who they help
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Chimpanzees of all ages will comfort upset companions, but adult chimps do it less – perhaps because they are more selective about who they help
A decade of research that says buying experiences makes you happier than gaining possessions is being questioned. Is stuff king again, wonders James Wallman