Koko gained public attention as the subject of two National Geographic cover stories and, in 1985, the best-selling children's picture book, Koko's Kitten. Koko became the world's most famous …

The Gorilla Foundation is best known for conducting the longest interspecies communication study in history (almost 5 decades) and the only one involving gorillas: Project Koko.

Apr 27, 2025 · Koko the gorilla, who became famous for her use of sign language, died in her sleep at age 46 in her California preserve on June 19, 2018.

Koko, the western lowland gorilla that died in her sleep Tuesday at age 46, was renowned for her emotional depth and ability to communicate in sign language.

The official YouTube video channel for Koko and the Gorilla Foundation.

She spent most of her life at The Gorilla Foundation's special home in the Santa Cruz Mountains. Her name, "Hanabiko," means "fireworks child" in Japanese. This name was chosen because …

Koko is the short form for Japanese Hanabi-Ko (花火子), which means “fireworks child” and refers to her birthday, the Independence Day of the United States on July 4th.

Koko gained public attention as the subject of two National Geographic cover stories and, in 1985, the best-selling children's picture book, Koko's Kitten. Koko became the world's most famous …

Koko is perhaps the best known gorilla in the world because of her sign language and artistic abilities, her relationships with kittens, and a considerable amount of worldwide media since …

Watch Koko the signing gorilla in this clip from a 1981 National Geographic documentary.