On 4 July 1971, Hanabiko the gorilla – known as Koko – was born at San Francisco Zoo. Any gorilla born in captivity could reasonably expect a degree of public attention but Koko captured the ...

There's plenty of animals that can communicate. But true linguistic mastery in the animal kingdom is harder to pin down. Few things in life spark the imagination quite like the idea of being able to ...

That’s how the famous song goes and one zookeeper at Dudley Zoo is proving a real-life Doctor Dolittle . . . well maybe not talking in chimpanzee, but sign language. And now senior keeper Jodie Dryden ...

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