Episodes

This film tells the sad story of how the buffalo nation was destroyed nearly a century ago by greed and uncontrolled hunting -- and how a few visionaries are working today to rebuild the once-great bison herds.

Woldwide, there are more than 370 species of sharks, which vary greatly in size, shape, preferred habitat, and prey. This film explores their worlds and those of their close cousins, the rays.

The polar bear rules the north. To the hardy native people who settled the harsh lands of the Arctic, the powerful hunter with the ghostly white coat is known as the "lonely roamer." But most of us know the huge mammal as the polar bear.

For centuries, these seemingly larger-than-life birds have fascinated and inspired us.

Here, the extraordinary lurks just beyond the ordinary -- from amorous snails and hedgehogs to ravenous slug-eating beetles, choking creeping vines, and courageous mother bugs.

This film, which took two years to create, is a vivid portrait of life -- and death -- in the tide pools and bays along Canada's rugged Pacific coast.

Deep in the Amazon jungle live creatures, small enough to fit in the palm of your hand, that spend their days in the vertical world of the rainforest and their nights in hollow tree trunks.

A relative of the better-known sea otter, this exuberant mammal is also a relative of the weasel and shares that animal's thick fur, which insulates it against Yellowstone's icy winter.

Orangutans are our close relatives. It's easy to fall under the charming spell cast by the auburn hair and quizzical expression of a playful youngster -- especially when the child in question is a baby orangutan.

THE ELEPHANTS OF AFRICA reveals some lesser-known, yet equally important populations that inhabit diverse environments of the continent.

NATURE takes you on a whirlwind tour of the animal kingdom as we explore the World-Famous San Diego Zoo and Animal Park.

In its mile-deep plunge, the Grand Canyon's terrain ranges from conifer forest to desert, with river niches in between.

Features extremely rare under-the-ice footage that reveals a complex and potentially dangerous side to this huge and often mysterious mammal.

Meet an accomplished avian architect that has long fascinated scientists with its remarkably complex courting behavior.

Dogs are anything but common animals. They develop lifelong bonds with the people. They instinctively know when a human or animal companion is in need of help.