
1978
A documentary that follows Dr. Penny Patterson's current scientific study of Koko, a gorilla who communicates through American Sign Language.

Penny Patterson
Herself

Koko
Herself

Saul Kitchener
Himself - Director Emeritus, San Francisco Zoo

Carl Pribram
Himself - Professor of Neuroscience

Roger Fouts
Himself

Audism Unveiled

Stuart Hall: Representation & the Media

Zoofobia

Hopalong Animal Rescue: The Power of Fostering

Misha and the Wolves

Kea: The Smartest Parrot

Sanctuary

The Cable That Changed the World

In den dierentuin van Antwerpen

Never a Backward Step

Waiting For Giraffes

L'Âge d'or de la pub

Virunga

Communicating Non-Defensively

Mountain Gorilla

Gorillas of Gabon

Inside the Mind of a Cat

Born to Be Wild

Gorillas: From the Heart of Darkness

Saving the Gorillas: Ellen's Next Adventure