
Polar Bear: Spy on the Ice
The spy cameras follow the bears as they attempt to hunt with their demanding cubs in tow.

The spy cameras follow the bears as they attempt to hunt with their demanding cubs in tow.

State-of-the-art cameras capture intimate footage of cubs emerging from their winter dens.

Japanese Macaques live in a valley of extremes where changing seasons require resourcefulness.

Liz Bonnin searches for breeding Siberian tigers in the Russian Far East.

The Sami people are reindeer herders from the far north, and one of Europe's last nomadic people.

Liz Bonnin helps scientists study Siberian tigers and rescue orphaned cubs.

This is a powerful story about two closely related bears as the climate changes.

Penguins are true survivors, but how will they cope with greatest challenge yet, climate change?

Gordon Buchanan meets the animals who live in nature's winter wonderlands.

Many moose calves fail to see a new year. Will newborn Madeline learn to survive and grow up?

The Great Ice Bear Event talks to the scientists who study the bears that migrate to Canada.

Gordon Buchanan meets the animals who live in nature's winter wonderlands.

A tree shrew and a tarsier display quick wits and cunning as they search for food.

Brian takes to the air in a fighter jet to race Earth's rotation and reverse the passage of a day.

Professor Brian Cox explains how the most irregular shapes in nature emerge.

Documenting the return of a very special wolf pack to the Cascade Mountains.

David looks at the wood frog, which freezes solid; he examines how the emperor penguin breeds.

The search reaches its climax as Steve Backshall has a very close encounter.

Naomi has an encounter with an ocean giant, gets in the water with a slippery customer and more.

Naomi Wilkinson travels to snowy Iceland where she goes on a hunt for a real life monster.