NPR

Koko The Gorilla Dies; Redrew The Lines Of Animal-Human Communication

Koko fascinated and elated millions of people with her facility for language and her ability to interact with humans. She also gave people a glimpse of her emotions.
Koko, the gorilla who became an ambassador to the human world through her ability to communicate, has died. She's seen here at age 4, telling psychologist Francine "Penny" Patterson (left) that she is hungry. In the center is June Monroe, an interpreter for the deaf at St. Luke's Church, who helped teach Koko.

"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 with her facility for language.

Koko, who was 46, died in her sleep Tuesday morning, the Gorilla Foundation said. At birth,

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