Ernie Janes / Robin (Erithacus rubecula) in snow, Norfolk, England, UK, February.
Radomir Jakubowski / Red fox (Vulpes vulpes) portrait in snow, Grand Teton National Park, Wyoming, USA, February.
Sylvain Cordier / RF - Polar Bear (Ursus maritimus), female resting, with two cubs along a barrier island outside Kaktovik, Alaska, USA. September. (This image may be licensed either as rights managed or royalty free.)
Konrad Wothe / Tree sparrows (Passer montanus) in snow, Bavaria, Germany, March.
Bruno D'Amicis / Snowdrops (Galanthus nivalis) emerging through snow on forest floor. Abruzzo, Central Apennines, Italy, March.
Franco Banfi / European otter (Lutra lutra) with snow ball, Bavarian Forest National Park, Germany, January. Captive.
Radomir Jakubowski / Red fox (Vulpes vulpes) in snowfall, Grand Teton National Park, Wyoming, USA, February.
Bernard Castelein / Row of three trees in snow, Groot Schietveld, Wuustwezel, Belgium, January 2010.
Markus Varesvuo / Japanese / Red-crowned crane (Grus japonicus) one coming into land, Hokkaido Japan February
Danny Green / Arctic Fox (Vulpes lagopus), in winter coat portrait, Svalbard, Norway, April.
Kirkendall-Spring / Frost covered trees with fog near Loop Loop Summit in the North Cascades. Washington, USA. January 2018.
SCOTLAND: The Big Picture / Red squirrel (sciurus vulgaris) feeding in snow, Cairngorms National Park, Highlands, Scotland, UK
Markus Varesvuo / Pine grosbeak (Pinicola enucleator) young male feeding on rowan berries covered in snow, Liminka, Finland. November
Sue Flood / Emperor penguin (Aptenodytes forsteri) chick, Snow Hill Island rookery, Weddell Sea, Antarctica, November.
SCOTLAND: The Big Picture / Devil's Point and small stream in snow, Cairngorms National Park, Highlands of Scotland, UK, January 2016.
Rolf Nussbaumer / Ladder-backed Woodpecker (Picoides scalaris), adult male perched on icy branch of Possum Haw Holly (Ilex decidua) with berries, Hill Country, Texas, USA. February
Staffan Widstrand / RF - Reindeer sledding with Sami reindeer herdsman in -25 degrees. Jukkasjarvi, Lapland, Laponia, Norrbotten county, Sweden. January 2016. (This image may be licensed either as rights managed or roy...
Sylvain Cordier / Emperor penguin (Aptenodytes forsteri), Chicks on ice, Snow Hill Island, Antarctic Peninsula
Orsolya Haarberg / Pale green river in the Lofoten Islands. The weather turned mild and melting water quickly filled the riverbeds that were still covered by ice?ence the light color of the water. Lofoten Islands, Norwa...