Watch Koko the Gorilla Use Sign Language in This 1981 Film
This is Koko the signing gorilla. Koko died in her sleep on Tuesday, June 19, 2018. Here is a clip from a 1981 National Geographic documentary.
explore videos
Animals3:23
Did you know that bees can ‘talk’?
Animals1:32
4 cheetahs being bullied by baboons
Animals2:38
inexperienced cheetahs try to hunt
Animals2:54
Patience pays off for a male dragonfly.
Animals3:20
A love affair: Zebra style
Animals2:15
The incredible birth of a baby Kangaroo
