Sergey Gorshkov / Siberian tiger (Panthera tigris altaica) at night, taken with remote camera in Land of the Leopard National Park, Far East Russia, November.Highly Commended in the Animal Portraits Category of the Wil...

Valeriy Maleev / Amur leopard (Panthera pardus orientalis) walking in snow, Land of the Leopard National Park, Primorsky Krai, Far East Russia. February.

Sergey Gorshkov / Arctic fox (Alopex lagopus) juveniles play fighting, Wrangel Island, Far East Russia, August.

Igor Shpilenok / Red fox (Vulpes vulpes) cub biting tail of adult male, Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East. June.

Igor Shpilenok / Young female Kamchatka brown bear (Ursus arctos beringianus) playing with oil drum, Kronotsky Nature Reserve, Kamchatka, Far East Russia. May. These bears can develop addiction to sniffing the aviatio...

Igor Shpilenok / Young female Kamchatka brown bear (Ursus arctos beringianus) playing with oil drum, Kronotsky Nature Reserve, Kamchatka, Far East Russia. May. These bears can develop addiction to sniffing the aviatio...

Bryan and Cherry Alexander / Chukchi girls, with their family's ancestral clan mark painted in reindeer blood on their face, a ritual during the Chukchi 'Festival of the Young Reindeer' during which young reindeer are sacrificed....

Sergey Gorshkov / Polar bear (Ursus maritimus) vocalising, Wrangel Island, Far Eastern Russia, September.

Sergey Gorshkov / Polar bear (Ursus maritimus) walking along beach, Wrangel Island, Far Eastern Russia, September.

Sergey Gorshkov / Polar bears (Ursus maritimus) juveniles playing in waves, Wrangel Island, Far Eastern Russia. September 2010.

Sergey Gorshkov / Arctic foxes (Vulpes lagopus) playing, silhouetted at sunset, Wrangel Island, Far Eastern Russia. August 2010.

Sergey Gorshkov / Musk ox (Ovibos moschatus) two covered in snow, Wrangel Island, Far Eastern Russia, September.

Sergey Gorshkov / Musk ox (Ovibos moschatus) covered in snow, Wrangel Island, Far Eastern Russia, September.

Sergey Gorshkov / Musk ox (Ovibos moschatus) two in habitat, Wrangel Island, Far Eastern Russia, October.

Sergey Gorshkov / Arctic fox (Vulpes lagopus) in winter fur, licking nose, Wrangel Island, Far Eastern Russia, October.

Sergey Gorshkov / Musk ox (Ovibos moschatus) herd, Wrangel Island, Far Eastern Russia, March.

Sergey Gorshkov / Musk ox (Ovibos moschatus) portrait, Wrangel Island, Far Eastern Russia, March.

Sergey Gorshkov / Polar bear (Ursus maritimus) mother with three very young cubs, Wrangel Island, Far Eastern Russia, March.

Sergey Gorshkov / Arctic fox (Vulpes lagopus) with Snow goose egg in mouth, mid moult from winter to summer fur, Wrangel Island, Far Eastern Russia.

Sergey Gorshkov / Arctic fox (Vulpes lagopus) with Snow goose egg in mouth, mid moult from winter to summer fur, Wrangel Island, Far Eastern Russia, June.

Sergey Gorshkov / Arctic fox (Vulpes lagopus) with Snow goose egg in mouth, mid moult from winter to summer fur, Wrangel Island, Far Eastern Russia, June.

Sergey Gorshkov / Snow geese (Chen caerulescens caerulescens) taking off, Wrangel Island, Far Eastern Russia, June.

Sergey Gorshkov / Snow goose (Chen caerulescens caerulescens) brooding chicks, with rusty orange face from iron rich soil in which it forages. Wrangel Island, Far Eastern Russia, June.

Sergey Gorshkov / Walrus (Odobenus rosmarus) on coast of Wrangel Island, Far Eastern Russia, September.

Michel Roggo / Brown bear (Ursus arctos beringianus) fishing for Sockeye salmon in the Ozernaya River, Kamtchatka, Russia, August

Vladimir Medvedev / Amur / Siberian Tiger (Panthera tigris altaica) female in the wild, walking down a hillside, Lazovskiy zapovednik / Lazo Reserve protected area, Primorskiy krai, Far Eastern Russia, February 2012

Vladimir Medvedev / Amur / Siberian Tiger (Panthera tigris altaica) female in the wild, walking down a hillside, Lazovskiy zapovednik / Lazo Reserve protected area, Primorskiy krai, Far Eastern Russia, February 2012

Vladimir Medvedev,Vladimir Medvedev / Amur / Siberian Tiger (Panthera tigris altaica) female in the wild, on a hillside, Lazovskiy zapovednik / Lazo Reserve protected area, Primorskiy krai, Far Eastern Russia, February 2012

Vladimir Medvedev / Amur / Siberian Tiger (Panthera tigris altaica) female in the wild, on a hillside, Lazovskiy zapovednik / Lazo Reserve protected area, Primorskiy krai, Far Eastern Russia, February 2012

Igor Shpilenok,Igor Shpilenok / Wolverine (Gulo gulo) portrait. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, February.

Igor Shpilenok,Igor Shpilenok / Large male Reindeer (Rangifer tarandus) standing in shallow waters of the Kronotsky lagoon, away from biting insects. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, July.

Igor Shpilenok,Igor Shpilenok / Portrait of male Reindeer (Rangifer tarandus) with large antlers, in velvet. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, June.

Igor Shpilenok / Red Fox (Vulpes vulpes) in wide landscape with Kronotsky Volcano on the horizon. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, March.

Igor Shpilenok,Igor Shpilenok / Red Fox (Vulpes vulpes) jumping across stream. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, March.

Igor Shpilenok / Red Fox (Vulpes vulpes) portrait, resting on snow. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, March.

Igor Shpilenok,Igor Shpilenok / Red Fox (Vulpes vulpes) and snow bank reflected in river. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, February.

Igor Shpilenok / Red Fox (Vulpes vulpes) sitting on snow. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, February.

Igor Shpilenok,Igor Shpilenok / Red Foxes (Vulpes vulpes) fighting outside ranger cabin window. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, February.

Igor Shpilenok / European Bison (Bison bonasus) calf and mother portrait. 'Mefody', first calf born to reintroduced herd in Bryansk Forest. Bryansk Forest Zapovednik, Kamchatka, Russian Far East, May.

Igor Shpilenok,Igor Shpilenok / Kamchatka Brown Bear (Ursus arctos beringianus) on the Pacific coast of Kamchatka. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, July.

Igor Shpilenok,Igor Shpilenok / A Kamchatka Brown Bear (Ursus arctos beringianus) standing in breaking waves. Pacific coast of Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, July.

Igor Shpilenok,Igor Shpilenok / Kamchatka Brown Bear (Ursus arctos beringianus) recently risen from hibernation in the caldera of the Uzon Volcano. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, April.

Igor Shpilenok,Igor Shpilenok / Kamchatka Brown Bear (Ursus arctos beringianus) sitting in heavy snowfall. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, December.

Igor Shpilenok,Igor Shpilenok / Kamchatka Brown Bear (Ursus arctos beringianus) stands on its back legs to more easily determine the source of an unfamiliar sound. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Fa...

Igor Shpilenok,Igor Shpilenok / American Mink (Neovison vison) swimming. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, June.

Igor Shpilenok / Kamchatka Brown Bear (Ursus arctos beringianus) by malachite (copper mineral) outcrop. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, Valley of the Geysers, October.

Igor Shpilenok,Igor Shpilenok / Ranger station in winter with Kamchatka Brown Bear (Ursus arctos beringianus), Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, June. Sequence 3 of 3.

Sergey Gorshkov / Plume of volcanic ash lit by a basaltic lava flow from the Tolbachik volcano complex, Kamchatka, Far East Russia, eruption lasted from December 22nd 2012 through to January 2nd 2013.