(Airs Sunday, September 13) NATURE's The Good, the Bad and the Grizzly looks at the grizzly bear's remarkable recovery and examines the controversy behind the conservation success story.

Find out all about one of Earth's most spectacular displays in Grand Canyon.

Discover the habits of these giant carnivores and find out the polar bears' secrets for surviving in the Arctic.

Marmosets and Tamarins are the world's smallest monkeys. These animals, some never seen before, are the subject of Gremlins: Faces in The Forest.

(Airs Sunday, May 31) About 8,000 years ago, the relationship between cows and man began with the revolutionary advent of domestication in Mesopotamia, the Indus River Valley, and Africa.

(Airs Sunday, June 13) The teaming of horse and rider is arguably the most sophisticated and intriguing example of human-animal cooperation.

Learn about the varied lives of Africa's zebras, and how researchers are trying to bring back an extinct species in NATURE’s "Horse Tigers."

Though their glory days may be in the past, these hoofed creatures continue to enthrall us, as the NATURE program HORSES demonstrates in sparkling detail.

These tiny marvels dazzle and delight bird watchers all over the world, and NATURE reveals their stunning abilities as they have never been seen before.

Graceful and magnificent, humpback whales inspire awe in young and old alike. Trek across the oceans and discover revealing details about their wonder-filled, watery ways.