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 / 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 / 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 / Photographer Sergey Gorshkov setting up remote camera traps to photograph Siberian tiger in Land of the Leopard National Park, Far East Russia. 2019

Sergey Gorshkov / Kamchatka brown bear (Ursus arctos beringianus) walking over snow, Kamchatka, Far east Russia, May

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

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

Sergey Gorshkov / Wolverine (Gulo gulo) crosses snow field covered with animal tracks, Kamchatka, Far East Russia, April 2008

Sergey Gorshkov / Red fox (Vulpes vulpes) portrait in snow, Kamchatka, Far east Russia, April

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

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

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

Flip Nicklin / Humpback Whale (Megaptera novaeangliae) tail slapping at sunrise, Lahaina, Maui, Hawaii

David Fleetham / Humpback whale (Megaptera novaeangliae), mother and calf swimming just below surface in front of the West Maui Mountains. South of Lahaina, West Maui, Hawaii.

Flip Nicklin / Humpback Whale (Megaptera novaeangliae) breaching near shore, Lahaina, Maui, Hawaii

David Fleetham / Humpback whale (Megaptera novaeangliae), female and calf swimming near surface with West Maui Mountains in background. South of Lahaina, Maui, Hawaii. March 2014.

David Fleetham / Humpback whale (Megaptera novaeangliae), female and calf swimming near surface with West Maui Mountains in background. South of Lahaina, Maui, Hawaii. March 2014.

David Fleetham / Humpback whale (Megaptera novaeangliae) breaching with town of Lahaina in background. West Maui, Hawaii. February 2010.

David Fleetham / Green Sea Turtle (Chelonia mydas) swimming through tunnel created by huge concrete slabs from the collapsed Mala Wharf. Lahaina, Maui, Hawaii.

David Fleetham / Passengers on whale watching boat getting close look at the tail flukw of Humpback whale (Megaptera novaeangliae) Lahaina, Maui, Hawaii. Model released.

David Fleetham / Sunset over Lanai island, Waihikuli Beach, Maui, Hawaii.

David Fleetham / Norwegian Cruise Line's "The Golden Princess" anchored off Lahaina, viewed through palms. Maui, Hawaii.

David Fleetham / Photograher (MR) gets a close up of the tail of a humpback whale (Megaptera novaeangliae). Lahaina, Maui, Hawaii. February 2008. Model released

Doug Perrine / Humpback whale (Megaptera novaeangliae) adult female with acorn barnacles are attached to her lower jaw. Image showing throat pleats, and pectoral fin, near Lahaina, in the A'u A'u Channel, off West M...