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

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.

Take a ride with a pack of seriously stinky huskies who like to go in the snow.

Mountains are some of the most challenging places for animals to live.

Snow geese migrate from the Arctic to New Mexico.

The tale of a penguin chick's early, fragile months on the ice.