Alex Hyde / Close up of coiled tail of Parson's chameleon {Calumma parsonii} showing scales and strong green colouration. Tropical rainforest, Masoala Peninsula National Park, north east Madagascar.

Alex Mustard / Two Atlantic spotted dolphins (Stenella frontalis) over a shallow sand bank. On the left is a juvenile which does not have the characteristic spots of the adults. The adult is carrying a piece of weed...

Anup Shah / African elephant (Loxodonta africana) investigating with its trunk, Masai Mara National Reserve, Kenya. March

Anup Shah / Bornean Orangutan (Pongo pygmaeus wurmbii) female 'Tata' and her unnamed baby aged 2-3 months portrait. Camp Leakey, Tanjung Puting National Park, Central Kalimantan, Borneo, Indonesia. June 2010. Reh...

Eric Baccega / Polar bear (Ursus maritimus) female and her two cubs on an iceberg, off Baffin Island. Nunavut, Canada, August 2010

David Shale / Hydromedusa / Trachymedusa (Crossota sp) from approx 2700m, mid Atlantic ridge, June 2010

Alex Mustard / A pair of Australian Sea Lions (Neophoca cinerea) socialising in the shallows. Kangaroo Island, South Australia, Australia. Southern Ocean. November

Georgette Douwma / Lyrtetail anthias (Pseudanthias squamipinnis) in water column with Peach anthias (Pseudanthias dispar) in background. Indonesia, October

Edwin Giesbers / Orang utan (Pongo pygmaeus) baby hanging from trees, and chewing on fingers, Semengoh Nature reserve, Sarawak, Borneo, Malaysia, Endangered

Juan Carlos Munoz / Aerial view of Lake Natron, Rift Valley, Tanzania, Africa, August 2009

Alex Hyde / Beech woodland in dense fog. Derbyshire, UK, November

Claudio Contreras / Northern elephant seal (Mirounga angustirostris) close-up of weaner / juvenile sleeping, Guadalupe Island Biosphere Reserve, off the coast of Baja California, Mexico, April

Solvin Zankl / Pacific hatchetfish (Argyropelecus affinis) portrait

Alex Mustard / Oceanic whitetip shark (Carcharhinus longimanus) with Pilot fish (Naucrates ductor). Tropical West Atlantic Ocean, off Cat Island, Bahamas.

Guy Edwardes / Arctic River beauty (Chamerion latifolium) flowering, Landmannalauger, Iceland, June

Oriol Alamany / Solar eclipse 63% on 4 January 2011, seen from Barcelona, Spain

Floris van Breugel / Ancient Bristlecone Pine tree (Pinus longaeva) at sunset. White Mountains, California, USA, June 2009

Doug Perrine / Bryde's whale (Balaenoptera brydei / edeni) expeling air and water from mouth through baleen plates after engulfing part of a baitball of Sardines (Clupeidae) with California sea lion (Tetreapturus au...

Guy Edwardes / Dandelion (Taraxacum officinale) close up of flower seed head, Kingcombe Meadows, Beaminster, Dorset, England, May

Andy Rouse / Marine Iguana (Amblyrhynchus cristatus) in water. Punta Espinoza, Galapagos, October.

Andrew Parkinson / Pair of Great Crested Grebes (Podiceps cristatus) during their elaborate courtship dance. March.~Derbyshire, UK, March (non-ex)

Andy Rouse / Siberian Tiger (Panthera tigris altaica) walking on snow. Captive. (non-ex)

Alex Hyde / Apollo butterfly (Parnassius apollo) on thistle head in alpine meadow. Nordtirol, Austrian Alps.

Alex Mustard / Lemon shark (Negaprion brevirostris) in shallow water at the surface, split level. Little Bahama Bank, Bahamas. West Atlantic Ocean.

Andrew Parkinson / Ptarmigan (Lagopus mutus) male in flight over snow covered Cairngorm Mountains, Scotland, February. ~ (non-ex)

Edwin Giesbers / Grey Heron (Ardea cinerea) leaving footprints while walking through snow. The Netherlands, January.

Edwin Giesbers / Legs of a White Stork (Ciconia ciconia) on ice. The Netherlands, January.

Nick Garbutt / King Penguin (Aptenodytes patagonicus) displaying on the beach front. Salisbury Plain, South Georgia, Antarctica. January, sequence 5/6

Alex Hyde / Ogre faced / Net-casting spider {Deinopis sp} with web held between legs that it will stretch over prey that walks below it. Masoala Peninsula National Park, north east Madagascar.

Fergus Gill / Osprey (Pandion haliaetus) flying through a rainbow. Aviemore, Scotland, July.

Edwin Giesbers / Red Deer (Cervus elaphus) male standing in snow. The Netherlands, January.

Andy Sands / Glow worm (Lampyris noctiluca) climbing on stem of grass, with tail emitting bioluminescence, England, UK, July

Edwin Giesbers / Whooper Swan (Cygnus cygnus) with its beak in its feathers. The Netherlands, January.

Alex Mustard / A silhouette of a California sealion pup (Zalophus californianus) next to cliffs. Los Isotes, La Paz, Mexico. Sea of Cortez, East Pacific Ocean.

Edwin Giesbers / Orang utan (Pongo pygmaeus) head portrait of dominant male called Aman. He is the first orangutan in the world to have had his cataracts operated on and his eye sight restored. Matang wildlife centre,...

Edwin Giesbers / Five Mallard (Anas platyrhynchos) walking in a line across snow. Three males and two females. The Netherlands, January.

Mark Carwardine / Hawaiian goose / Nene (Branta sandvicensis) looking down, Slimbridge, Gloucestershire, UK, Captive, native to Hawaii, USA, Vulnerable species, September

Guy Edwardes / Superb Starling (Lamprotornis superbus) with wing raised as a threat to nearby rival. Serengeti National Park, Tanzania, Africa, February

Charlie Summers / King Penguin (Aptenodytes patagonicus) adult standing amongst colony of chicks, Gold Harbor, South Georgia, South Atlantic Islands

Alex Hyde / Panther chameleon, close up of tail uncoiling {Furcifer pardalis} Madagascar.

Alex Mustard / Male Great white shark (Carcharodon carcharias) with sunrays, Guadalupe Island, Mexico, Pacific Ocean.

Floris van Breugel / Autumn colours of Aspen tree (Populus tremula) Sierra Nevada, California, USA. September 2009

Claudio Contreras / Laysan albatross (Phoebastria immutabilis) flying, silhouetted against the sky, Guadalupe Island Biosphere Reserve, off the coast of Baja California, Mexico, April

Anup Shah / Bornean Orangutan (Pongo pygmaeus wurmbii) female 'Yuni' and her baby aged 3-6 months - portrait. Camp Leakey, Tanjung Puting National Park, Central Kalimantan, Borneo, Indonesia. July 2010. Rehabilit...

Kevin Schafer / Amazon river dolphin / Boto (Inia geoffrensis) underwater with light above, Rio Negro, Amazonia, Brazil, July

Anup Shah / Eastern White-bearded Wildebeest (Connochaetes taurinus) herd running - wide angle perspective, Masai Mara National Reserve, Kenya. August

Anup Shah / Cheetah (Acinonyx jubatus) juvenile head portrait, low angle, Masai Mara National Reserve, Kenya. March

Staffan Widstrand / Snowy Owl (Bubo scandiaca) in flight over snow covered landscape, Ottawa, Ontario, Canada, December

John Cancalosi / Grey Wolf (Canis lupus) head portrait of male, sleeping in snow, Captive

Frederique Olivier / Royal Penguin (Eudyptes schlegeli) colony, adults incubating eggs at nests, Hurd Point, Macquarie Island, Southern Atlantic, Australian Antarctica, November 2007

Steven Kazlowski / Polar bears (Ursus maritimus) female with cubs aged two years travelling along a barrier island during autumn freeze up, Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, Alaska

Jenny E. Ross / Snow Geese (Chen caerulescens) and Ross's Geese (Chen rossii) taking off from field where they have been feeding, Imperial Valley, California, USA.

Christophe Courteau / Two African lion cubs (Panthera leo) playing on a road in the Kalahari Desert, Botswana.

Edwin Giesbers / European Otter (Lutra lutra) walking across snow while sniffing the ground. The Netherlands, December. Captive.

Andrew Parkinson / Small flock of Waxwings (Bombycilla garrulus)~perched on a house TV aerial. Nottinghamshire, UK, January. (non-ex)

Edwin Giesbers / Jaguar (Panthera onca) portrait, lying down, captive