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And they also showed that sperm whale codas are indeed combinatorial, similar to the compositionally shown by bonobos and chimps.

Their research builds on the discovery last year that chimps seek out and eat certain plants to self-medicate.

What he found was that chimps who had fought would come together afterward to touch mouths, extend a hand or touch their former opponent.

Both chimps and pop stars are prone to destroying furniture and grinning while ripping off your face.

She tells me about a “wonderful moment” with a chimpanzee she named David Greybeard, the male chimp who she first witnessed making and using tools to catch termites.