PBS Nature schedule

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An examination of the diverse plants and animals that have adapted to the harsh environment of the Kalahari Desert in South Africa.

Life in the Kalahari Desert includes butterflies, termites, locusts, quelea birds and bullfrogs.

The Kalahari Desert's Okavango Delta from the point of view of crocodiles and eagles.

Undisturbed the saguaro cactus can grow to 60 feet, weigh 10 tons and live 150 years.

The history of a giant Brazil nut tree in a Peruvian jungle; British tarantula expert; rainfall generated by the trees.

Expeditions to the Central African Republic, Guatemala and Cambodia to explore primates of the rain forests.

Emmy-winning filmmaker Hugh Miles presents a lyrical portrait of Scotland's Caledonian Forest.

Millions of years ago, the advance and retreat of ice shaped the mountains, coastlines, gorges and inland waterways of Ireland.

Traveling from Norway to Newfoundland just as seafarers did in A.D. 1,000 to get a sense of how the Vikings lived in the Americas; narrator Ewan McGregor.

The origins of the solar system and life on Earth; how life is affected by the forces of nature. Host: George Page. Narrator: James Earl Jones.

The importance of the atmosphere and the oceans both in creating and destroying life. Host: George Page. Narrator: James Earl Jones.

The influence the sun and moon have on the seasons and the tides. Host: George Page. Narrator: James Earl Jones.

The varied activity, both human and natural, that occurs on the slopes of active volcanoes.

The 1883 eruption of Krakatau blows open a six-and-a-half mile hole and causes tsunamis killing more than 40,000 people.

Rangers at Denali National Park in Alaska train hikers for planned encounters with grizzlies; bears fish for salmon.

Chris Morgan studies black bears caught between urban development in Anchorage, Alaska, and the wilderness.

As winter approaches, polar bears wait to hunt on sea ice in Kaktovik, Alaska; in late spring, grizzlies await caribou on the northern slope of Alaska's Brooks Range.

See how a man's mission to kill a wolf had a lasting impact on wilderness preservation.

The Druids are the first wolves reintroduced into Yellowstone National Park.

An intimate portrayal of motherhood centers on an African wild dog family in the Zimbabwean wilderness.

Researchers and filmmakers set out to produce the first comprehensive film chronicle of the jaguar.

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