David Pattyn / European red fox (Vulpes vulpes crucigera) in deep snow, with just eyes and ears visible above snow. Gran Paradiso National Park, Italy. December

Markus Varesvuo / Willow grouse (Lagopus lagopus) perched on branch, Kiilopaa, Inari, Finland, January.

Erlend Haarberg / Norway lemming (Lemmus lemmus) jumping aggressively, during the lemming population explosion, Vauldalen, Norway, May, 2011.

Danny Green / Atlantic Puffin (Fratercula arctica) flock resting on a snow bank, Hornøya, Varanger, Norway, April

Markus Varesvuo / Red-crowned Cranes (Grus japonensis) displaying and calling in snow, Hokkaido, Japan, February

Erlend Haarberg / Mountain hare (Lepus timidus) backlit in snow, Vauldalen, Norway, May.

Klein & Hubert / Red deer (Cervus elaphus) stag walking in snow, Germany

Carol Walker / RF - Grey Andalusian mare running in snow, Berthoud, Colorado, USA. January. (This image may be licensed either as rights managed or royalty free.)

Edwin Giesbers / Mute swan (Cygnus olor) flock on snow, Hazerswoude, The Netherlands, February.

Edwin Giesbers / Female Giant panda (Ailuropoda melanoleuca) walking on snow, approximately 10 years, captive

Klein & Hubert / Wirehaired Dachshund running on a snowy slope with Mont Blanc in background. Haute-Savoie, Alps, France.

Lynn M Stone / West Highland Terrier in snow, Vernon, Connecticut, USA

Edwin Giesbers / Siberian tiger {Panthera tigris altaica} looking up in snow, captive

Roy Mangersnes / Arctic fox (Alopex lagopus) curled up in winter coat, Spitsbergen, Svalbard, Norway, April.

Edwin Giesbers / Siberian tiger (Panthera tigris altaica) running in snow, captive

Erlend Haarberg / Red fox (Vulpes vulpes) in snow, Varanger Peninsula, Norway.

Edwin Giesbers / Two Siberian tigers (Panthera tigris altaica) play-fighting in the snow, captive

Markus Varesvuo / Great Grey Owl (Strix nebulosa) flying low over snow covered ground, Tornio, Finland, March. Magic Moments book plate.

Uri Golman / Portrait of an Arctic snow hare (Lepus arcticus groenlandicus) North East Greenland. March

Mark Hamblin / Mountain hare (Lepus timidus) running across wind swept snow field, near Carrbridge, Cairngorms National Park, Scotland, January 2010. Highly commended in the Habitat category of the BWPA competition...

Ole Jorgen Liodden / Herd of Moose (Alces alces) following in line in each other's tracks, aerial view, Valdres, Norway, February.

Klein & Hubert / Donkey in snow with conifer forest behind, France.

Andrew Parkinson / Mountain hare in winter coat peers from behind snow drift {Lepus timidus} Scotland, UK

Morten Hilmer / Two Arctic hares (Lepus arcticus) fighting, Northeast Greenland National Park, Greenland. Veolia Environnement Wildlife Photographer of the Year 2009: Runner-up in the 'Mammal Behaviour' category

Lynn M Stone / American Bald Eagles (Haliaeetus leucocephalus) perched in snow Alaska

Bence Mate / Head portrait of Common buzzard (Buteo buteo) walking in snow, Pusztaszer, Kiskunsagi National Park, Hungary

Igor Shpilenok / Steller's sea eagle {haliaeetus pelagicus} flying through heavy snow storm, Kuril Lake, Kamchatka, Far East Russia

Wild Wonders of Europe / Widstrand / Golden eagle (Aquila chrysaetos) and White-tailed sea eagle (Haliaeetus albicilla) fighting over a deer carcass with a Hooded crow (Corvus corone cornix) nearby, Flatanger, Norway, November 2008

Wild Wonders of Europe / Munier / Muskox (Ovibos moschatus) walking through wind blowing snow, Dovrefjell National Park, Norway, February 2009 WWE BOOK

Wild Wonders of Europe / Munier / Reindeer (Rangifer tarandus) antlers, body hidden by snow, Forollhogna National Park, Norway, September 2008

Wild Wonders of Europe / Liodden / Two Svalbard reindeer (Rangifer tarandus platyrhynchus) interacting, Spitsbergen, Svalbard, March 2009

Steven Kazlowski / Adelie penguin (Pygoscelis Adeliae) in falling snow on the western Antarctic Peninsula, Southern Ocean

Pete Oxford / Emperor Penguins walking in a row, Antarctica.

Aflo / Japanese weasel {Mustela itatsi} in burrow in snow and ice. Japan

Igor Shpilenok / Stoat {Mustela erminea} in white winter coat, Kronotsky Zapovednik, Kamchatka, Far East Russia, April

Elio Della Ferrera / Stoat / Ermine running across snow in winter, Alps, Eruope

Ross Hoddinott / RF- Robin (Erithacus rubecula) portrait in snow. Near Bradworthy, Devon, UK. January. (This image may be licensed either as rights managed or royalty free.)

Andy Rouse / Robin (Erithacus rubecula) perched in snow, Wales, UK (non-ex) January

Markus Varesvuo / Bullfinch (Pyrhula pyrhula) on frozen branches. Kuusamo, Finland, January

Andy Rouse / Blue tit (Parus caeruleus) perched in snow, Wales, UK (non-ex) January

Wild Wonders of Europe / E Haarberg / Looking down on Chamois (Rupicapra rupicapra) walking through deep snow, Gran Paradiso National Park, Italy, November 2008

Wild Wonders of Europe / E Haarb / Chamois (Rupicapra rupicapra) in alpine landscape in snow, Gran Paradiso National Park, Italy, November 2008. Exclusive Japanese calendar rights for 2014

Wild Wonders of Europe / E Haarberg / Chamois (Rupicapra rupicapra) in snow, Gran Paradiso National Park, Italy, November 2008

Wild Wonders of Europe / Unterthiner / Whooper swan (Cygnus cygnus) portrait, Lake Tysslingen, Sweden, March 2009 WWE BOOK PLATE. WWE OUTDOOR EXHIBITION

Markus Varesvuo / Eurasian red squirrel (Sciurus vulgaris) portrait in snow, Kuusamo, Finland, February

Edwin Giesbers / Red squirrel (Sciurus vulgaris) sitting upright in deep snow, Austria, Europe

Peter Cairns / Red squirrel (Sciurus vulgaris) sitting on snow covered tree stump, Glenfeshie, Cairngorms NP, Scotland, February 2009

Wild Wonders of Europe / Cairns / Red squirrel (Sciurus vulgaris) in snow laden forest, Cairngorms National Park, Scotland, March 2007