Koko was a gorilla who actually proved animals CAN talk to us. She knew at least 1,000 words of American Sign Language (ASL) and could understand about 2,000 words of spoken English. Koko became an international celebrity during the late Seventies. She was featured in multiple documentaries and on the cover of magazines.
On the morning of June 19, 2018 she died in her sleep. Koko the incredible talking gorilla will certainly be missed by fans around the world!