Judge in S.F. Rules Ndume, Gorilla Companion of Koko, Must Return to ZooA federal judge in San Francisco has ruled a male silverback gorilla loaned to a Northern California group in 1991 as a possible mate for Koko, the gorilla who learned sign language, must be returned to a Cincinnati zoo.
Koko, The Gorilla Who Mastered Sign Language, Has DiedKoko, the gorilla who mastered sign language and showed the world what great apes can do, has died.
Koko The 'Talking' Gorilla Adopts 2 Tiny KittensThe bigger they are, the harder they fall... in love, that is. That was certainly the case when Koko the 270 pound gorilla, who can sign and communicate with humans, first laid eyes on a litter of tiny kittens.