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Hanabiko, nicknamed "Koko" (July 4, 1971 – June 19, 2018) was a female western lowland gorilla born in the San Francisco Zoo [2] and cross-fostered by Francine Patterson for use in ape language experiments.
Francine "Penny" Patterson (born February 13, 1947) is an American animal psychologist.From 1972 onwards, she taught a modified form of American Sign Language, which she called "Gorilla Sign Language" (GSL), to a gorilla named Koko.
The Gorilla Foundation is a non-profit organization founded in 1976 by Francine Patterson and Ronald Cohn [1] [2] with Barbara F. Hiller. [3] It was created in order to purchase a female western lowland gorilla named Koko from the San Francisco Zoo. Patterson had been attempting to teach Koko American Sign Language since 1972, under custody of ...
On Thursday, The Gorilla Foundation revealed that Koko, one of the few primates able to communicate using sign language, had passed away in her sleep.
Koko, a western lowland gorilla said to have mastered American Sign Language, has died aged 46, the California institute which studied her said on Thursday. "The Gorilla Foundation is sad to ...
Michael (March 17, 1973, Cameroon – April 19, 2000) was a male gorilla involved in experiments to teach apes sign language. He is alleged to have had a working vocabulary of over 600 signs in American Sign Language, taught to him by Koko, a female gorilla; Francine Patterson; and other staff of Stanford University.
The famous gorilla Koko, who knew over 1,000 American Sign Language signs and 2,000 spoken English words, demonstrated that she understood slapstick comedy. One time, ...
One gorilla, Koko, was born in San Francisco Zoo on July 4, 1971. Francine Patterson officially started working with Koko on July 12, 1972, with the goal of teaching her sign language. In the beginning, Patterson focused on teaching Koko only three basic signs: "food", "drink", and "more".