It’s the early 1970s, and grad student Penny Patterson sets out to investigate a big question: is language a uniquely human skill? So she begins an ambitious experiment -- with the help of a young gorilla named Koko. Pretty soon, Penny says Koko is learning sign language. But some doubt Penny’s version of events.

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Folgen-ID: 1000540580419

GUID: ac6f53c6-36a0-11ec-a3f0-73b8570a6f88

Erscheinungs­datum: 3.11.2021, 05:01:00