Sergey Gorshkov / Minden / Northern Goshawk (Accipiter gentilis) feeding on Black Grouse (Tetrao tetrix) female in winter, Finland

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...

Sergey Gorshkov / Siberian tiger (Panthera tigris altaica) female territorial marking by rubbing cheek against ancient Manchurian fir tree, Land of the Leopard National Park, Far East Russia, November. Taken with remo...

Sergey Gorshkov / Polar bear (Ursus maritimus) walking on Champ Island glacier, Franz Josef Land, Russian Arctic. Highly commended in Animals in their Enviroment Category of the Wildlife Photographer of the Year Awards...

Sergey Gorshkov / Northern goshawk (Accipiter gentilis) flying with squirrel prey, Finland . March

Sergey Gorshkov / Northern goshawks (Accipiter gentilis) fighting over squirrel carcass, Finland, March.

Sergey Gorshkov / Black Grouse (Tetrao tetrix) males fighting at lek in the snow, Tver, Russia. April

Sergey Gorshkov / Leopard (Panthera pardus) walking beside waterhole, reflected in the water at dusk. Londolozi Private Game Reserve, Sabi Sands Game Reserve, South Africa.

Sergey Gorshkov / Moonrise at twilight, Putoransky State Nature Reserve, Putorana Plateau, Siberia, Russia

Sergey Gorshkov / Sunset over Putoransky State Nature Reserve, Putorana Plateau, Siberia, Russia, October.

Sergey Gorshkov / Lionesses (Panthera leo) trying to bring down African buffalo (Syncerus caffer) Londolozi Private Game Reserve, Sabi Sands Game Reserve, South Africa. Sequence 1 of 5

Sergey Gorshkov / Lionesses (Panthera leo) trying to bring down African buffalo (Syncerus caffer) Londolozi Private Game Reserve, Sabi Sands Game Reserve, South Africa. Sequence 2 of 5

Sergey Gorshkov / Lionesses (Panthera leo) trying to bring down African buffalo (Syncerus caffer) Londolozi Private Game Reserve, Sabi Sands Game Reserve, South Africa. Sequence 3 of 5

Sergey Gorshkov / Lioness (Panthera leo) trying to bring down African buffalo (Syncerus caffer) Londolozi Private Game Reserve, Sabi Sands Game Reserve, South Africa. Sequence 4 of 5

Sergey Gorshkov / Lionesses (Panthera leo) trying to bring down African buffalo (Syncerus caffer) Londolozi Private Game Reserve, Sabi Sand Game Reserve, South Africa. Sequence 5 of 5

Sergey Gorshkov / Leopard (Panthera pardus) female fighting off male after he tries to mate with her. Londolozi Private Game Reserve, Sabi Sand Game Reserve, South Africa.

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

Sergey Gorshkov / Gemsbok (Oryx gazella) in sand dunes, Namibia. Finalist in the Mammals Category of the Wildlife Photographer of the Year Awards (WPOY) Competition 2015.

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

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

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.

Sergey Gorshkov / Tolbachik Volcano erupting with lava flowing down the mountain side. Kamchatka, Russia. November 29th 2013. Winner of the Wildscapes category, Wildlife Photographer of the Year Awards (WPOY competitio...

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.

Sergey Gorshkov / Basaltic lava flow from the Tolbachik volcano complex, Kamchatka, Far East Russia, eruption lasted from December 22nd 2012 through to January 2nd 2013.

Sergey Gorshkov / Ash and lava erupting from Plosky Tolbachik Volcano, Kamchatka Peninsula, Russia, 15 December 2012

Sergey Gorshkov / Red hot lava flow from Plosky Tolbachik Volcano, Kamchatka Peninsula, Russia, 15 December 2012

Sergey Gorshkov / Lava and ash erupting from Plosky Tolbachik Volcano, Kamchatka Peninsula, Russia, 15 December 2012

Sergey Gorshkov / Ash plume and lava erupting from Plosky Tolbachik Volcano, Kamchatka Peninsula, Russia, 5 December 2012

Sergey Gorshkov / Red hot lava from the Plosky Tolbachik Volcano eruption, Kamchatka Peninsula, Russia, 5 December 2012

Sergey Gorshkov / Ruffs displaying and fighting (Philomachus pugnax) Agapa River, Taimyr Peninsula, Siberia, Russia

Sergey Gorshkov / Ruff displaying (Philomachus pugnax) Agapa River, Taimyr Peninsula, Siberia, Russia

Sergey Gorshkov / Willow grouse / ptarmigan (Lagopus lagopus) pair in flight, Agapa River, Taimyr Peninsula, Siberia, Russia