Koko, the western lowland gorilla who learned sign language, died on Thursday. Koko, the western lowland gorilla who learned sign language and became a pop-culture phenomenon, has died at the age of ...

WOODSIDE, Calif.-- Koko, the gorilla who mastered sign language, has died. The Gorilla Foundation says the 46-year-old western lowland gorilla died in her sleep at the foundation's preserve in ...

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 ...

"The Gorilla Foundation is sad to announce the passing of our beloved Koko," the research center says, informing the world about the death of a gorilla who fascinated and elated millions of people ...

Koko, the gorilla who mastered sign language, died at the age of 46. Koko, the gorilla who mastered sign language and became a pop-culture phenomenon, will be laid to rest Saturday in a ceremony at an ...

Koko, the beloved gorilla who shocked the world with her mastery of sign language and ability to communicate with humans, died in her sleep at the age of 46, officials announced Thursday. The western ...

When Koko died in her sleep in California on June 19, people throughout the world immediately began mourning the gorilla. Koko was a charmer and undeniably smart. She took an unusual route to fame.

Perhaps the most incredible scene in “Won’t You Be My Neighbor?,” the recent documentary about Mr. Rogers, features Mr. Rogers meeting Koko, the beloved western lowland gorilla. Koko, who died in her ...

Koko the gorilla doted on her pet kitten as if it were her own child. To the amazement of her human handlers, she seemed able to capture the joys and annoyances of maternal love in strings of simple ...