Adult brown bears (Ursus arctos) foraging for salmon at the Brooks River, Katmai National Park, Alaska, United States of America

A young polar bear (Ursus maritimus) scavenging a fresh bearded seal kill recently vacated by old male that killed the seal, Svalbard, Norway

Two young polar bears (Ursus maritimus), feeding side-by-side on a fresh bearded seal kill on Spitsbergen, Svalbard, Norway

Mother polar bear (Ursus maritimus) and cub-of-the-year disputing then allowing a male bear to feed on a fin whale, Svalbard Archipelago, Norway

Two mother polar bears (Ursus maritimus) with cubs of the year watch a male bear feeding on a fin whale carcass in Svalbard, Norway

Two mother polar bears (Ursus maritimus) with cubs of the year watch a male bear feeding on a fin whale carcass in Svalbard, Norway

Adult female leopard seal (Hydrurga leptonyx) stalking juvenile Adelie penguins on ice at Brown Bluff, Antarctic Peninsula.

Northern (Steller) sea lion (Eumetopias jubatus) fishing on the flood tide in Inian Pass, Southeastern Alaska, United States of America

Adult humpback whales (Megaptera novaeangliae) co-operatively bubble-net feeding in Southeast Alaska, United States of America

Northern giant petrels (Macronectes halli) fighting over the scavenging rights to a dead fur seal pup at St. Andrews Bay, South Georgia

Northern (Steller) sea lion (Eumetopias jubatus) close-up eating a halibut in Southeastern Alaska, United States of America

Adult brown bears (Ursus arctos) feeding on humpback whale carcass in Glacier Bay National Park, Alaska, United States of America

A tentaculate ctenophore, also known as comb jelly or sea gooseberry (Pleurobrachia sp.), opens its mouth to ingest zooplankton prey during a blackwater dive off the Kona coast, the Big island; Island of Hawaii, Hawaii, United States of America

kingfisher hunting prey in water

white-tailed sea eagle flying Flatanger Norway

Lioness capturing a Cape Eland, East Africa

Brown Bear catching a Salmon, Kuril Lake Kamchatka Russia

African Fish Eagle catching a fish in flight, Kenya

Lion (Panthera leo) lioness pursuing a Blue wildebeest (Connochaetes taurinus), Masai Mara, Kenya.

A young cheetah, Acinonyx jubatus, hunting a blue wildebeest calf, Connochaetes taurinus. Ndutu, Ngorongoro Conservation Area, Tanzania

Brown Bear catching a Salmon, Kuril Lake Kamchatka Russia

Two Steller's sea eagles (Haliaeetus pelagicus) are sitting on the ice with prey in its claws. Japan. Hakkaydo. Shiretoko Peninsula. Shiretoko National Park.

Secretary bird;Sagittarius serpentarius), moves in the savannah and kill a mourning dove Streptopelia decipiens), Shompole wilderness, Shompole Community, Kenya, East Africa, Africa

Secretary bird;Sagittarius serpentarius), moves in the savannah and kill a mourning dove Streptopelia decipiens), Shompole wilderness, Shompole Community, Kenya, East Africa, Africa

Secretary bird;Sagittarius serpentarius), moves in the savannah and kill a mourning dove Streptopelia decipiens), Shompole wilderness, Shompole Community, Kenya, East Africa, Africa

Secretary bird;Sagittarius serpentarius), moves in the savannah and kill a mourning dove Streptopelia decipiens), Shompole wilderness, Shompole Community, Kenya, East Africa, Africa

Brown Bear catching a Salmon, Kuril Lake Kamchatka Russia

Group of the Steller's sea eagles (Haliaeetus pelagicus) on prey with ice. Japan. Hakkaydo. Shiretoko Peninsula. Shiretoko National Park.

Red fox (Vulpes vulpes) jumping in the air before catching a mouse. Fox on the hunt. Montreal area. Quebec. Canada

Red fox (Vulpes vulpes) jumping in the air before catching a mouse. Fox on the hunt. Montreal area. Quebec. Canada