A new study shows that chimpanzees drum with regular rhythm when they beat on tree trunks ... Scientists believe that the drumming is a form of long-distance communication, perhaps to alert ...

Chimpanzees drum with regular rhythm when they beat on tree trunks, a new study shows ... Scientists believe that the drumming is a form of long-distance communication, perhaps to alert other ...

A new analysis of 371 bouts of chimpanzee drumming demonstrates that the chimps “clearly play their instruments — the tree trunks ... that the drumming is a form of long-distance communication ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Chimpanzees and humans last shared a common ancestor around 6 million years ago. Scientists ...