Andy Rouse / Polar Bear (Ursus maritimus) portrait in sea-ice landscape. Wide angle / fish-eye shot. Svalbard, Norway, September.

Ole Jorgen Liodden / Arctic tern (Sterna paradisaea) attacking an Arctic Fox (Vulpes / Alopex lagopus) protecting its nest site, Spitsbergen, Svalbard, Norway. Highly commended, MAMMALS, GDT 2011 competition

Steven Kazlowski / Polar bear (Ursus maritimus) on sea ice, off the coast of Svalbard, Norway

Markus Varesvuo / White-tailed Eagle (Haliaeetus albicilla) mobbed by common gull (Larus canus) Flatanger, Norway, July

Niall Benvie / Snow covered mountains in Krokelvdalen. Senja, Norway, March 2011.

Niall Benvie / Snow squall falling on coastal mountains. Tortenberget across Ballesvika, Senja, Norway, February 2012.

Niall Benvie / Snow squall falling on coastal mountains. Tortenberget across Ballesvika, Senja, Norway, February 2012.

Niall Benvie / Twin Birch (Betula) trees highlighted snow. Senja, Norway, February.

Staffan Widstrand / Brunnich's Guillemot (Uria lomvia) stretching wings and calling on small ice floe, Svalbard, Norway, July

Staffan Widstrand / Coastal ice, Svalbard, Norway, July 2011

Staffan Widstrand / Polar Bear (Ursus maritimus) mobbed by possibly a Skua, Svalbard, Norway, July

Staffan Widstrand / Polar Bear (Ursus maritimus) head portrait with blue tongue out, Svalbard, Norway

Staffan Widstrand / Kayaking past icebergs in Svalbard, Norway, July 2011. Model released.

Staffan Widstrand / Lichen (Xanthoria sp) growing on rocks by coastline, Svalbard, Norway

Staffan Widstrand / Brunnich's Guillemot (Uria lomvia) on sea surface, Svalbard, Norway July

Staffan Widstrand / Polar Bear (Ursus maritimus) reflection in water, Svalbard, Norway

Staffan Widstrand / Polar Bear (Ursus maritimus) head portrait with blue tongue sticking out, Svalbard, Norway

Staffan Widstrand / Ringed seal (Pusa hispida) hauled out on rock, Svalbard, Norway

Markus Varesvuo / Oystercatcher, (Haemotopus ostralegus) landing, Meriharakka, Norway, July. Fascinating birds bookplate.

Peter Cairns / Reflections in glacial fjord, Kongsfjorden, Svalbard, Norway

Andy Trowbridge / European beaver (Castor fiber) walking in snow. Southern Norway. February

Solvin Zankl / Snowflake magnified under microscope, Lilehammer, Norway

Solvin Zankl / GEOMAR / Polar shrimp (Lebbeus polaris) on live Lophelia (Lophelia pertusa) from Trondheimfjord, North Atlantic Ocean, Norway. Controlled conditions. Photo taken in cooperation with GEOMAR coldwater coral res...

Danny Green / Badger (Meles meles) on snow. Captive. Norway, March.

Danny Green / Arctic Fox (Vulpes lagopus) in winter coat. Norway, Captive, March.

Danny Green / Arctic Fox (Vulpes lagopus) portrait in winter coat. Norway, Captive, March.

Danny Green / Arctic Fox (Vulpes lagopus) in winter coat. Norway, Captive, March.

Danny Green / Arctic Fox Cub (Vulpes lagopus) portrait. Alkehornet, Svalbard, Norway, August.

Staffan Widstrand / Golden eagle (Aquila chrysaetos) close up in snow with Red fox (Vulpes vulpes). Photographed at a wildlife watching facility, the fox was shot by local hunters as a standard wildlife management practi...

Erlend Haarberg / Red squirrel (Sciurus vulgaris) carrying nest material, Klaebu, Sor-Trondelag, Norway, May

Erlend Haarberg / Male Great snipe (Gallinago media) calling during display, Sor-Trondelag, Norway, May

Erlend Haarberg / Whinchat (Saxicola rubetra) with food in beak on flowering garden Lupin (Lupinus sp) Telemark, Norway, June

Erlend Haarberg / Male Bluethroat (Luscinia svecica) singing on a birch tree with feathers blowing in wind, Vauldalen, Sor-Trondelag, Norway, May

Erlend Haarberg / Male Great snipe (Gallinago media) displaying, Norway, June

Erlend Haarberg / Norway lemming (Lemmus lemmus) calling on spring snow, Vauldalen, Norway, May

Erlend Haarberg / Two Norway lemmings (Lemmus lemmus) interacting on spring snow, Vauldalen, Norway, April

Orsolya Haarberg / Stones frozen in ice, Helgeland, Norway, January

Orsolya Haarberg / Atlantic puffin (Fratercula arctica) with fish in its beak, wings spread, Rost Archipelago, Lofoten, Nordland, Norway, July

Orsolya Haarberg / Eurasian beaver (Castor fiber) swimming, Telemark, Norway, June

Erlend Haarberg / Whooper swan (Cygnus cygnus) calling in snow, Norway, December

Erlend Haarberg / Frost-covered grasses in the pine forest, Klaebu, Norway, January 2010

Erlend Haarberg / Eider ducks (Somateria mollissima) taking off from water, Norway, January

Erlend Haarberg / Two Common redpolls (Carduelis flammea) fighting in flight, Norway, March

Erlend Haarberg / Muskox (Ovibos moschatus) shaking off snow after snowstorm, Dovrefjell-Sunndalsfjella National Park, Norway, March

Erlend Haarberg / Red squirrel (Sciurus vulgaris) jumping, Norway, March

Erlend Haarberg / Red fox (Vulpes vulpes) standing on hind legs with front paw on tree trunk, Sor-Trondelag, Norway, June

Erlend Haarberg / Red fox (Vulpes vulpes) standing on hind legs with front paws on tree looking up it, Sor-Trondelag, Norway, June

Erlend Haarberg / Red fox (Vulpes vulpes) standing in snow, Sor-Trondelag, Norway, April

Erlend Haarberg / Wild Reindeer (Rangifer tarandus) herd, Forollhogna National Park, Sor-Trondelag, Norway, August

Erlend Haarberg / Wild Reindeer (Rangifer tarandus) silhouetted, Forollhogna National Park, Sor-Trondelag, Norway, September

Erlend Haarberg / Norway lemming (Lemmus lemmus) swimming, Sweden, May

Erlend Haarberg / Air bubbles frozen in ice, Helgeland, Nordland, Norway, November

Erlend Haarberg / Two Mountain hares (Lepus timidus) fighting, Sor-Trondelag, Norway, April

Erlend Haarberg / Two Mountain hares (Lepus timidus) fighting, Sor-Trondelag, Norway, April

Erlend Haarberg / Mountain hare (Lepus timidus) standing on snow, Sor-Trondelag, Norway, April

Erlend Haarberg / Eight Rock ptarmigans (Lagopus muta) with snow blowing in wind, Norway, February

Erlend Haarberg / Red squirrel (Sciurus vulgaris) standing near fern, Norway, September

Erlend Haarberg / Red fox (Vulpes vulpes) portrait, Vauldalen, Norway, May

Erlend Haarberg / Muskoxen (Ovibos moschatus) head portrait, Dovrefjell-Sunndalsfjella National Park, Sor-Trondelag, Norway, December

Erlend Haarberg / Bar-tailed godwit (Limosa lapponica) courtship display, male in flight, Finnmark, Norway, May

Erlend Haarberg / Bar-tailed godwit (Limosa lapponica) courtship display, Finnmark, Norway, May

Erlend Haarberg / Brown bear (Ursus arctos) at forest edge, Ovre-Pasvik National Park, Finnmark, Norway, May

Erlend Haarberg / Male Mallard (Anas platyrhynchos) walking on ice, Trondheim, Norway, January

Erlend Haarberg / Muskox (Ovibos moschatus) footprints left in snow, Dovrefjell-Sunndalsfjella National Park, Norway, December 2007

Erlend Haarberg / Red-throated diver (Gavia stellata) portrait, Varanger, Finnmark, Norway, June

Erlend Haarberg / Norway spruce (Picea abies) forest covered by packed snow, Riisitunturi National Park, Finland, February 2006

Erlend Haarberg / Northern light above Ellenvatn Lake, Ovre-Pasvik National Park, Varanger, Finnmark, Norway, February 2007

Erlend Haarberg / Muskox (Ovibos moschatus) portrait, Dovrefjell-Sunndalsfjella National Park, Sor-Trondelag, Norway, December

Markus Varesvuo / Red-throated pipit (Anthus cervinus) amongst flowers, Norway, July

Markus Varesvuo / Puffin (Fratercula arctica) landing in snow, Norway, March

Roy Mangersnes / Arctic fox (Alopex / Vulpes lagopus) stalking, near Longyearbyen, Spitsbergen, Svalbard, Norway, August

Roy Mangersnes / Glaucious gull (Larus hyperboreus) flying against a blue glacier front, Spitsbergen, Svalbard, Norway, September

Roy Mangersnes / Black-legged kittiwakes (Rissa tridactyla) in flight during evening snowfall, Northern Nordaustlandet, Svalbard, Norway, August

Roy Mangersnes / Golden eagle (Aquila chrysaetos) perched on a dead pine tree, Southern Norway, December

Roy Mangersnes / Northern goshawk (Accipiter gentilis) chasing a Hooded crow (Corvus cornix) Southern Norway, December

Roy Mangersnes / Northern Goshawk (Accipiter gentilis) chasing a Hooded crow (Corvus cornix) Southern Norway, December

Roy Mangersnes / Atlantic puffin (Fratercula arctica) in flight against snow, Finnmark, Northern Norway, April

Roy Mangersnes / Herring gull (Larus argentatus) in flight with others on water, Norway, July

Roy Mangersnes / Polar bear (Ursus maritimus) holding piece of ice after licking off freshwater, Spitsbergen, Svalbard, Norway, August

Roy Mangersnes / Mountain tops in clouds at sunset over Raudefjorden, Northern Spitsbergen, Svalbard, Norway, September

Roy Mangersnes / Juvenile Northern goshawk (Accipiter gentilis) portrait at sunrise, Southern Norway, December

Roy Mangersnes / Polar bear (Ursus maritimus) foot sticking out of water while diving for food, Spitsbergen, Svalbard, Norway, August

Roy Mangersnes / Aurora Borealis above the Arctic Ocean off the northen coast of Finnmark, Norway, April

Roy Mangersnes / Arctic fox (Alopex / Vulpes lagopus) in tundra landscape, near Longyearbyen, Spitsbergen, Svalbard, Norway, August

Roy Mangersnes / Low clouds over the glacier, Engelskbukta, Western Spitsbergen, Svalbard, Norway, September

Roy Mangersnes / Polar bear (Ursus maritimus) sitting with dark blue tongue showing, Spitsbergen, Svalbard, Norway, August

Roy Mangersnes / Evening sky over mountain top near Raudefjorden, Northern Spitsbergen, Svalbard, Norway, September

Roy Mangersnes / Female Polar bear (Ursus maritimus) and cub on coastal rocks near Whale skeleton, Spitsbergen, Svalbard, Norway, August

Roy Mangersnes / Arctic fox (Alopex / Vulpes lagopus) standing, near Longyearbyen, Spitsbergen, Svalbard, Norway, August

Roy Mangersnes / Golden eagle (Aquila chrysaetos) perched on dead pine tree, Southern Norway, December

Roy Mangersnes / Two Barnacle geese (Branta leucopsis) in flight, Spitsebergen, Svalbard, Norway, August

Roy Mangersnes / Black-legged kittiwakes (Rissa tridactyla) on an old building including one landing, Finnmark, Norway, April

Roy Mangersnes / Delta running through autumn colours in Adventsdalen, Spitsbergen, Svalbard, Norway, August

Roy Mangersnes / Person stretching after waking up on the Pulpit Rock, 604 meters above the Lysefjorden, Rogaland, Norway, Scandinavia, Model released

Roy Mangersnes / Person standing on Pulpit Rock, 604 meters above the Lysefjorden covered in mist, Rogaland, Norway