A Conversation with Koko

This program doesn’t just talk with an ape, it carries on an intimate, decades-long dialogue with her. The story documents the incredible development of a gorilla named Koko, whose learning of American Sign Language (and understanding of spoken English) gives new meaning to the ideas of animal intelligence and inter-species communication. Witness an animal who not only expresses wants and needs but also exhibits creativity and complex, human-like emotions. After being told that her pet kitten died in an accident, Koko demonstrates deep and sincere sadness-and seems to express exactly that when left alone that night. Most amazingly, she maintains ...

Premiered August 8, 1999

Extraordinary Cats

Cats command our attention and our devotion. These fascinating creatures have been perplexing people for thousands of years. Are they wild or tame? Aloof or emotional? Funny or indignant? Angelic or mischievous? Needy or independent? The answer is all of the above. NATURE ponders those EXTRAORDINARY CATS.

Premiered February 21, 1999

Walking with Giants: The Grizzlies of Siberia

Jutting into the North Pacific from Siberia, Kamchatka is a rugged peninsula of volcanic craters and steep valleys. While its impenetrability once made Kamchatka the perfect home of a notorious Soviet prison camp, its isolation also has kept it a haven for one of Earth's last giants, the grizzly bear.

Premiered February 14, 1999