Forest trees and vegetation covered in white frost, camera pulls out to show sun shining from a clear sky above frosty pine trees.

Alaska, USA: Vegetation covered in thick frost. Camera pans towards a beautiful sunrise which makes the frosty trees and plants glow in shades of white.

A silverback mountain gorilla looks around the surrounding dense vegetation in the Virunga National Park, Democratic Republic of Congo.

A silverback mountain gorilla in the Virunga National Park, Democratic Republic of Congo, peers around the dense vegetation in which it stands.

Back shot of a silverback mountain gorilla walking into dense vegetation in the Virunga National Park, Democratic Republic of Congo.

A shy silverback mountain gorilla crawls backwards into dense vegetation in the Virunga National Park, Democratic Republic of Congo.

A silverback mountain gorilla in the Virunga National Park, Democratic Republic of Congo, sits in dense vegetation, scratching its face. It then gets up and wanders off.

A silverback mountain gorilla in the Virunga National Park, Democratic Republic of Congo, looks curiously into the camera then hides behind the dense vegetation surrounding it.

Australia, low angle shot of a billabong surrounded by green vegetation and rocky escarpment. Blue sky and cumulus clouds are reflected on the water.

A silverback mountain gorilla sits calmly in dense vegetation, picking at leaves to eat, in the Virunga National Park, Democratic Republic of Congo.

Frozen vegetation in a misty field.

A silverback mountain gorilla lying in dense vegetation in the Virunga National Park, Democratic Republic of Congo.

Two silverback mountain gorillas are initially in shot. The gorilla in the foreground sits in dense vegetation in the Virunga National Park, Democratic Republic of Congo, picking at leaves. It then wanders off to hide behind a thick layer of plants.

A silverback mountain gorilla hides behind a thick layer of plants in the Virunga National Park, Democratic Republic of Congo.

A silverback mountain gorilla in the Virunga National Park, Democratic Republic of Congo, picks at leaves and vines and chews them while lying down.

A silverback mountain gorilla hides behind a thick layer of plants and picks at leaves in the Virunga National Park, Democratic Republic of Congo.

A silverback mountain gorilla tugs at twigs and leaves in the Virunga National Park, Democratic Republic of Congo.

Side shot of a silverback mountain gorilla sits in a forest, picking at leaves to eat, in the Virunga National Park, Democratic Republic of Congo.

Madagascar, wide shot of lush green trees. A lemur leaps from one tree to another, landing successfully.

Medium shot of a partially submerged rock periodically being engulfed by lapping water.

Uzbekistan: Mid shot of a cotton flower in a field and cotton workers tending crops.

Wide shot of rows of trees adopting autumn colours in a forest.

Medium shot of a female impala licking her fawn in sandy terrain. Fawn tries to take its first steps but falls on its head.

Lakeside shrubbery in Africa is silhouetted against a setting sun. Vivid orange and yellows illuminate the scene. Undisturbed lake in foreground mirrors sunset.

Underwater shot of tadpoles swimming amongst green waterweed.

Underwater shot from seabed towards the surface with tall kelp plants gently swaying in the water. The sun's rays pierce the water between kelps.

Wide shot of hundreds of wildebeests and zebras dotting a plain in Africa during migration.

Wide shot of a kangaroo bounding across dry grassland at great speed.

A silverback mountain gorilla chews leaves and picks at other plants in the Virunga National Park, Democratic Republic of Congo.

Time lapse of cumulus clouds moving across a pale blue sky. Grasslands sway gently in the wind.

Namibia, low angle shot of zebras walking across dry ground. Cumulus clouds and pale blue sky hang overhead.

Australia, pan to follow two kangaroos as the bound speedily across arid terrain.

A male eastern chimpanzee walks into a clearing in a forest and sits down, in the Gombe National Park, Tanzania.

Medium shot of zebras and wildebeast grazing in tall grass in Serengeti National Park.

Wide shot of a herd of wildebeest kicking up dust as they gallop in formation across dry land during migration.

Pan to follow a gazelle as it bounds across savannah grasslands.

Underwater tracking shot in a kelp forest. Camera travels past tall kelp plants which sway gently in the water, some small fish are seen hiding amid the plants.

Lesotho, Africa: Various wide shots of the plains and landscapes of Lesotho including grasslands, forested horizons and watery areas.

A silverback mountain gorilla picks a handful of leaves and chews them in the Virunga National Park, Democratic Republic of Congo.

Scenic wide shot, Arizona, USA. Desert flora is silhouetted against unusual cloud formations and a setting orange sun.

Underwater shot of kelp plants, camera pans up to show very tall kelp plants gently swaying in water. Sun's rays cast a blue hue to the shot.

Aerial shot of angular forested volcanoes in Zaire. Low wispy clouds cover peaks and ridges.

Wide shot of clear water as it negotiates rock boulders and flows downstream. Sun glistens on the water and the camera pans up to reveal distant hills under a blue sky.

Medium shot of a lemur strategically climbing a tree in a lush green forest. Camera pans to follow as the lemur leaps across to another tree.

Wide shot of a herd of gazelles grazing in savannah grasslands. Several trees are seen in the background.

UK: Wide shot of three red poppy flowers in a field of green grass, they move gently in a breeze.

Comoros Islands,Indian Ocean: Palm tree and lush green forest next to turquoise sea inlet of tropical island in the Indian Ocean with purple sky

Underwater shot of kelp plants gently swaying in water. The camera pans down to the seabed, a small orange fish swims by.