Koko received her first cat “All Ball” after signing that she desired a cat, and being unsatisfied with a toy one, back in 1984.

Koko lives in at the Gorilla Foundation in Redwood City, California, with her trainer Francine Patterson.

According to Patterson, Koko can recognize 2,000 English words and communicates with her trainers using over 1,000 “Gorilla Sign Language” indications. When Koko learned that All Ball had actually passed away, she cried, and signed “Sleep cat.”Koko The Gorilla Adopts 2 Baby Kittens After Being Not able To Have Her Own Kids

Koko the gorilla received an unique present for her 44th birthday. The gorilla, popular for her knowledge of American Sign Language, was presented with a box of kittens and allowed to choose two as pets, the remaining cats were adopted into great homes.

Koko received her first cat “All Ball” after signing that she wanted a cat, and being unhappy with a toy one, back in 1984.

Koko lives in at the Gorilla Foundation in Redwood City, California, with her trainer Francine Patterson.

According to Patterson, Koko can understand 2,000 English words and communicates with her trainers using over 1,000 “Gorilla Sign Language” signs. When Koko discovered that All Ball had passed away, she cried, and signed “Sleep cat.”