(1978-10-11)
1978-10-11 • Documentary • 1h 25m
1978-10-11 • Documentary • 1h 25m
Overview
A documentary that follows Dr. Penny Patterson's current scientific study of Koko, a gorilla who communicates through American Sign Language.
Overview
A documentary that follows Dr. Penny Patterson's current scientific study of Koko, a gorilla who communicates through American Sign Language.