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Cheetah and Leopard... no animal can match the intensity of their power and grace. On the horizon, the next victim draws near, crouched in the grass,...

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.

Our world is the home of millions of plant as well as animal species and provides several territories, each with its own geological and climatic...

Werner Herzog's documentary film about the "Grizzly Man" Timothy Treadwell and what the thirteen summers in a National Park in Alaska were like in...

Every year, thousands of Antarctica's emperor penguins make an astonishing journey to breed their young. They walk, marching day and night in single...

In today's climate debate, there is only one factor that cannot be calculated in climate models - humans. How can we nevertheless understand our role...

40 years after inventing armored suits that protect divers from attacks by smaller shark species of sharks, marine biologist, Jeremiah Sullivan,...

A scientist explains how the savagery and efficiency of the insect world could result in their taking over the world.

A look at the great wolf debate with comments and views from people on both sides. It also contains footage of Natives dressing up & doing tribal...

From polar bears in the arctic tundra to black bears in the Northern Rockies, you'll see some of the most spectacular footage ever shot of these...

Over a 10-year period, more than 200 people have disappeared from the area surrounding Tanzania's Lake Tanganyika. At first, the disappearances were...