Koko the gorilla, who has died at the age of 46, was famed for her communication skills and her mastery of sign language. Taught by animal psychologist Francine "Penny" Patterson and others since the ...

WOODSIDE, Calif. — Koko the gorilla who mastered sign language, raised kittens and once playfully tried on the glasses of the late actor Robin Williams, has died. She was 46. The Gorilla Foundation ...

Koko the gorilla who mastered sign language, raised kittens and once playfully tried on the glasses of the late actor Robin Williams, has died. She was 46.The Gorilla Foundation says the western ...

Koko, the western lowland gorilla who learned to speak sign language and had an affinity for kittens, died in her sleep Wednesday. She was 46. The Gorilla Foundation announced Koko’s death, saying she ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Koko, the gorilla famous for her ability to communicate using ...