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Chimpanzees drum with regular rhythm when they beat on tree trunks, a new study shows. Chimpanzees and humans last shared a ...
A new analysis of 371 bouts of chimpanzee drumming demonstrates that the chimps ''clearly play their instruments -- the tree trunks -- with ... often grab hold of the tall buttress roots of ...
Chimpanzees drum with regular rhythm when they beat on tree trunks, a new study shows ... chimps will often grab hold of the tall buttress roots of rainforest trees. Sometimes they pound them ...