Koko - The Gorilla Who Talks

Koko - The Gorilla Who Talks

In 1971, Penny Patterson began teaching sign language to a gorilla named Koko, unaware that this relationship would define both their lives.

Recent Episodes

Koko - The Gorilla Who Talks | Monday, December 3 at 10:00 PM ET / Monday, December 3 at 9:00 PM CT

Show all past Koko - The Gorilla Who Talks episodes.