Koko, the gorilla that mastered sign language, has died aged 46 in California. It was considered a pioneer in interspecies communication after being taught it by scientist Dr Francine Patterson. At one point Koko was estimated to able to understand about 2,000 words in English. Continue reading...
Kitten-loving Koko the gorilla dies in California - video
22. června 2018 5:00
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Celý článek: https://www.theguardian.com/environment/video/2018/jun/22/koko-the-gorilla-that-knew-sign-language-dies-aged-46-video
Zdroj: The Guardian
