Koko the gorilla with trainer Penny Patterson who his teaching Koko sign language, March 3,1978 Photo ran 3/4/1978, P. 16Koko the gorilla with trainer Penny Patterson who his teaching Koko sign language, March 3,1978 Photo ran 3/4/1978, P. 16Gorilla
"You key there me cookie." With that sign language, Koko the gorilla tells her mentor; 28-year old graduate student Penny Patterson, to get the key,...Penny Patterson with Koko the GorillaGorilla, People, Sign Language
Koko, a four and a half year old gorilla, who has been taught some sign language, made her debut her 5/19. At left Francine "Penny" Patterson,...Penny Patterson with Koko the Gorilla and June MonroeGorilla, Sign Language
In several previous experiments, sign language has been taught to chimpanzees, but this is the first real attempt with a gorilla. At left, Koko...Koko the Gorilla Using Sign LanguageGorilla, Sign Language, Chimpanzee
Koko the Gorilla who is being taught sign language, October 10, 1981Koko the Gorilla who is being taught sign language, October 10, 1981Gorilla
Koko the Gorilla with trainer Penny Patterson , May 12,1977Koko the Gorilla with trainer Penny Patterson (left), May 12,1977Gorilla
Koko the Gorilla who is being taught sign language, October 10, 1981Koko the Gorilla who is being taught sign language, October 10, 1981Gorilla
Koko the Gorilla who is being taught sign language, October 10, 1981Koko the Gorilla who is being taught sign language, October 10, 1981
Koko the Gorilla who is being taught sign language, October 10, 1981Koko the Gorilla who is being taught sign language, October 10, 1981
Koko, now 3-1/2, has learned 120 sign language signals. Miss Patterson, a Stanford student working on her PH.D., chose sing language for Koko because...Miss Patterson and KokoGorilla, Sign Language
Koko the Gorilla who is being taught sign language, October 10, 1981Koko the Gorilla who is being taught sign language, October 10, 1981Gorilla
Koko the Gorilla who is being taught sign language, October 10, 1981Koko the Gorilla who is being taught sign language, October 10, 1981Gorilla
Koko the Gorilla with and Claire Harrison, May 12,1977Koko the Gorilla with and Claire Harrison, May 12,1977Gorilla
Koko the Gorilla with trainer Penny Patterson and Claire Harrison, May 12,1977Koko the Gorilla with trainer Penny Patterson (behind )and Claire Harrison, May 12,1977
Koko the Gorilla with trainer Penny Patterson and Claire Harrison, May 12,1977Koko the Gorilla with trainer Penny Patterson (left) and Claire Harrison, May 12,1977Gorilla
Koko the Gorilla with trainer Penny Patterson , May 12,1978Koko the Gorilla with trainer Penny Patterson (left) May 12,1977Gorilla
Factfile on gorillas and Koko, the famed sign-language gorilla.US-ANIMAL-GORILLA-KOKO-CONSERVATION-SPECIES
Koko the Gorilla with trainer Penny Patterson and Claire Harrison, May 12,1977Koko the Gorilla with trainer Penny Patterson (left) and Claire Harrison, May 12,1977Gorilla
Koko the Gorilla with trainer Penny Patterson and Claire Harrison, May 12,1977Koko the Gorilla with trainer Penny Patterson (left) and Claire Harrison) , May 12,1977Gorilla
