Koko, The Sign Language Gorilla, Dead At 46
(Woodside, CA) — Koko, the gorilla who learned sign language, is dead. The 46-year-old western lowland gorilla died in her sleep Tuesday at the Gorilla Foundation preserve in California. Koko gained worldwide fame for her ability to communicate. She was born at the San Francisco Zoo in 1971 and learned sign language early on.
Mark Lineberger/acc SFX)
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