Surviving in the cold | Fierce Earth

1: Siberia | Arctic with Bruce Parry

Bruce Parry meets the Sakha horse people and Eveny reindeer herders in Siberia's Verkhoyansk Mountains to see how they are embracing the...

2: Greenland | Arctic with Bruce Parry

Bruce Parry journeys to the far north of Greenland, home to the last traditional Inuit hunters, and learns how climate change is threa...

3: Alaska | Arctic with Bruce Parry

Bruce travels to Alaska, America's last great wilderness, where modern-day pioneers are harvesting the vast natural wealth of the seas.

4: Canada | Arctic with Bruce Parry

Bruce travels to the far north of Canada to live with the Caribou people and witness their annual spring hunt. He then heads south to the...

5: Northern Europe | Arctic with Bruce Parry

The final stage of Bruce Parry's six-month journey is through Arctic Europe. He travels to a remote Russian village where life h...

Atlantic salmon | Highlands - Scotland's Wild Heart

After their 2000-mile journey, Atlantic salmon return to lay eggs at their spawning ground high up in the Highlands.

Baby dippers escape nest | Highlands - Scotland's Wild Heart

Due to extreme rainfall, the baby dippers have to vacate their nest as they venture in their first outing across...

Black grouse | Highlands - Scotland's Wild Heart

As the snow clears, male black grouse with wheezing calls and plumped up feathers battle to gain the best ground for courtship.

Bottlenose dolphins | Highlands - Scotland's Wild Heart

Bottlenose dolphins search for spawning grounds to catch Atlantic salmon to eat, although there is a difficulty swall...

Bullying guillemots | Highlands - Scotland's Wild Heart

Larger birds take advantage of the guillemots fishing skills and bully them in the air so they drop their catch and t...

Capercaillie | Highlands - Scotland's Wild Heart

There are only 1000 wild capercaillie in Scotland and competition to mate is fraught.

Caring for reindeer | Highlands - Scotland's Wild Heart

Highlanders help maintain the reindeer population, who are very docile, bringing in tourism to the local area through...

Conserving ospreys | Highlands - Scotland's Wild Heart

Due to egg collectors, the osprey was on the brink extinction until the 1950's when conservation began and they reappe...

Dippers | Highlands - Scotland's Wild Heart

Britain's only aquatic songbird, dippers are adept at finding larvae in the water and returning to their hidden cave near a water...

Eaglet fight | Highlands - Scotland's Wild Heart

Hunger drives eaglet siblings to fight each other, with the first born always being stronger and having the advantage.

Emperor Penguin - Caring | Wonders of Nature

An emperor penguin watches as her baby is born. It shows the harsh habitat and the climate they live in, the cold Antarctica and...

Glacier colour | The Secret Life of Ice

Dr Gabrielle Walker explores the Jostedalsbreen glacier in Norway and explains the different colours of glacier ice.

Glacier moving | The Secret Life of Ice

Dr Gabrielle Walker explores the Jostedalsbreen glacier in Norway and explains how glaciers move.

Golden eaglets | Highlands - Scotland's Wild Heart

Golden eaglets need a lot of food to grow, with the parents catching up to three full-size hares a day.

Golden-eyed ducklings | Highlands - Scotland's Wild Heart

With the addition of breeding boxes, golden-eyed ducks have been able to spawn ducklings. However once hatched, the...