Chimpanzees pass down a secret handshake

Chimpanzees pass down a ‘secret handshake’ through the generations,according to new study.Researchers found that troops of chimps pass on traditions,including the handshake,from one generation to the next and they differ from group to group.When chimps are cleaning,they adopt a ‘grooming handclasp’ two chimps clasp onto each other’s arms,raise them in the air and groom each […]

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