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Adult brown bears (Ursus arctos) foraging for salmon at the Brooks River, Katmai National Park, Alaska, United States of America
View from Park Service platform where adult brown bears (Ursus arctos) forage for salmon, Katmai National Park, Alaska, United States of America
Adult brown bear (Ursus arctos) foraging for salmon at the Brooks River, Katmai National Park, Alaska, United States of America
Adult brown bears (Ursus arctos) foraging for salmon at the Brooks River, Katmai National Park, Alaska, United States of America
Adult brown bears (Ursus arctos) foraging for salmon at the Brooks River, Katmai National Park, Alaska, United States of America
View from Park Service platform where adult brown bears (Ursus arctos) forage for salmon, Katmai National Park, Alaska, United States of America
Adult brown bears (Ursus arctos) foraging for salmon at the Brooks River, Katmai National Park, Alaska, United States of America
Adult brown bear sow (Ursus arctos) watching human activities at the Brooks River, Katmai National Park, Alaska, United States of America
Adult brown bear (Ursus arctos) foraging for salmon at the Brooks River, Katmai National Park, Alaska, United States of America
Adult brown bears (Ursus arctos) foraging for salmon at the Brooks River, Katmai National Park, Alaska, United States of America
Young brown bear (Ursus arctos) foraging for salmon at the Brooks River, Katmai National Park, Alaska, United States of America
Alaskan brown bears (Ursus arctos) sow and cubs foraging for salmon in the Brooks River, Katmai National Park, Alaska, United States of America
Young brown bear (Ursus arctos) cubs watching mom hunt for salmon in the Brooks River, Katmai National Park, Alaska, United States of America
Adult dovekie (Alle alle alle) breeding area on the island of Bolscheoya in the Svalbard Archipelago, Norway
Adult common (northern) minke whale (Balaenoptera acutorostrata) sub-surface feeding in the Svalbard Archipelago, Norway
Adult white-beaked dolphin (Lagenorhynchus albirostris) surfacing in the Svalbard Archipelago, Norway
Adult white-beaked dolphin (Lagenorhynchus albirostris) surfacing in the Svalbard Archipelago, Norway
An adult ivory gull (Pagophila eburnea) on ice near Monaco Glacier on the north side of SpitsBergen, Vestland, Norway
Adult red phalarope (Phalaropus fulicarius) in the Svalbard Archipelago, Norway
Brunnichs guillemot (Uria lomvia) in flight at Cape Fanshawe in the Svalbard Archipelago, Norway
Brunnichs guillemots (Uria lomvia) in flight at Cape Fanshawe in the Svalbard Archipelago, Norway
Adult male polar bear (Ursus maritimus), on multi-year ice floes off the eastern coast of Spitsbergen in the Svalbard, Norway
A curious young polar bear (Ursus maritimus), approaches the ship on Spitsbergen in the Svalbard Archipelago, Norway
Adult Atlantin puffin (Fratercula arctica) during breeding season on Sumburgh Head, Shetlands, Scotland, United Kingdom
Adult Atlantin puffin (Fratercula arctica) during breeding season on Sumburgh Head, Shetlands, Scotland, United Kingdom
Adult whooper swan (Cygnus cygnus), pair on nest near Lake Myvatn, Iceland
Adult Eurasian oystercatcher (Haematopus ostralegus ostralegus) in full breeding plumage at Isfjardardjup, Iceland
Icelandic ponies on Heimaey Island, Iceland
Adult humpback whale (Megaptera novaeangliae), surfacing near researchers in Zodiac at sunset, Iceland
Adult humpback whale (Megaptera novaeangliae), breaching in the fjord of Isfjardardjup, Iceland
Adult humpback whale (Megaptera novaeangliae), head-lunging in the fjord of Isfjardardjup, Iceland
An Icelandic horse portrait in winter, Iceland, Polar Regions
Transient killer whale (Orcinus orca) breaching in the Monterey Bay National Marine Sanctuary, California, United States of America, North America
A lone adult male killer whale (Orcinus orca) encountered in Glacier Bay National Park, UNESCO World Heritage Site, Southeast Alaska, United States of America, Pacific Ocean, North America
A hairy frogfish (Antennarius striatus) uses its incredible camouflage to successfully capture prey in Lembeh Strait, Indonesia.
A lionfish (Pterois volitans) displays its venomous spines in Komodo National Park, Indonesia. This tropical area in the western Pacific harbors an extraordinary array of marine organisms.
A spine-cheeked anemonefish (Premnas biaculeatus) swims among the tentacles of its host anemone in Wakatobi National Park, Indonesia.
A beautiful nudibranch (Glossodoris cincta) crawls on the black sand seafloor in Lembeh Strait, Indonesia.
A harlequin swimming crab (Lissocarcinus laevis) sits on the seafloor of Lembeh Strait, Indonesia.
A fire worm crawls across the seafloor of Lembeh Strait, Indonesia.
A lizardfish chomps down on a dragonet, Anilao, Philippines.
Several anemonefish wait outside while their anemone host closes up to feed, Raja Ampat, Indonesia.
A male yellow barred jawfish (Opistognathus randalli), broods eggs in its mouth, Anilao, Philippines.
Imperial shag (Phalacrocorax atriceps), returning to the nest on New Island in the Falkland Islands, South America
Adult black-browed albatross (Thalassarche melanophrys), in flight returning to nesting site on West Point Island, Falklands, South America
Adult king penguins (Aptenodytes patagonicus) returning to sea from the nesting colony at Salisbury Plain, South Georgia, Polar Regions
Brown capuchin monkey (Cebus apella) (Sapajus apella) on tree, Tambopata National Reserve, Puerto Maldonado, Tambopata Province, Madre de Dios, Peru, South America
Brown capuchin monkey (Cebus apella) (Sapajus apella) on tree, Tambopata National Reserve, Puerto Maldonado, Tambopata Province, Madre de Dios, Peru, South America
Brown capuchin monkey (Cebus apella) (Sapajus apella) on tree, Tambopata National Reserve, Puerto Maldonado, Tambopata Province, Madre de Dios, Peru, South America
Three Blue-headed parrots (Pionus menstruus) perching on tree, Tambopata National Reserve, Puerto Maldonado, Tambopata Province, Madre de Dios, Peru, South America
Adelie penguin (Pygoscelis adeliae), leaping into the sea at Booth Island, Antarctica, Polar Regions
Southern elephant seal (Mirounga leonina) pup nursing at Gold Harbour on South Georgia Island in the Southern Ocean, Polar Regions
Adult bull southern elephant seal (Mirounga leonina) stretching amongst king penguins at Gold Harbour, South Georgia, Polar Regions
Southern elephant seal (Mirounga leonina) challenger bull among king penguin chicks at Gold Harbour on South Georgia, Polar Regions
African elephants (Loxodonta africana) at waterhole, Nxai Pan National Park, Botswana, Africa
Tern in flight, Farne Islands, Northumberland, England, United Kingdom, Europe
Adult snowy sheathbill (Chionis albus), pair in front of the hut at Port Lockroy, Antarctica, Southern Ocean, Polar Regions
Southern right whale (Eubalaena australis) flukes-up dive near whale watching boat in Puerto Pyramides, Argentina, South America
Adult humpback whales (Megaptera novaeangliae) co-operatively bubble-net feeding, Southeast Alaska, United States of America, North America
Northern sea lions (Eumetopias jubatus) hauled out on South Marble Island in Glacier Bay National Park, UNESCO World Heritage Site, Alaska, United States of America, North America
Harbor seal (Phoca vitulina) hauled out on ice calved from South Sawyer Glacier, Southeast Alaska, United States of America, North America
Weddell Seal (Leptonychotes weddellii), hauled out on ice at Half Moon Island, Antarctica, Southern Ocean, Polar Regions
A large pod of Gerlache Strait type B killer whales (Orcinus orca), traveling and socializing in Gerlache Strait, Antarctica, Polar Regions
A large pod of Gerlache Strait type B killer whales (Orcinus orca), traveling and socializing in Gerlache Strait, Antarctica, Polar Regions
An adult bull killer whale (Orcinus orca) surfacing in Johnstone Strait, British Columbia, Canada, Pacific Ocean, North America
An adult bull killer whale (Orcinus orca) surfacing in Johnstone Strait, British Columbia, Canada, Pacific Ocean, North America
Adult black-legged kittiwakes (Rissa tridactyla) on ice near Alexander Island in Franz Josef Land, Russia, Arctic Ocean, Eurasia
Adult bull killer whale (Orcinus orca) surfacing in Glacier Bay National Park, Southeast Alaska, United States of America, Pacific Ocean, North America
Adult male polar bear (Ursus maritimus) on multi-year ice floes in Franz Josef Land, Russia, Arctic Ocean, Eurasia
Frog in the forest, French Guiana, Overseas department and region of France, French Guiana, South America
Adult gentoo penguins (Pygoscelis papua), squabble at Booth Island, Antarctica, Southern Ocean, Polar Regions
Chinstrap penguins (Pygoscelis antarctica), ecstatic display at breeding colony at Half Moon Island, Antarctica, Polar Regions
Humpback whale (Megaptera novaeangliae) calf playing at the surface.
Denise's pygmy seahorse (Hippocampus denise), Kimbe Bay, Papua New Guinea.
Pair of lionfish, Indonesia.
Pair of playful sea lions, Los Islotes, La Paz, Mexico.
Trio of snappers hunting for bait fish, Los Islotes, La Paz, Mexico.
Grey Catbird (Dumetella carolinensis), an insect eating bird, common in North and Central America
Adult black-legged kittiwakes (Rissa tridactyla) feeding at the base of a glacier in the Svalbard Archipelago, Norway, Arctic, Europe
Adult black-legged kittiwakes (Rissa tridactyla) feeding at the base of a glacier in the Svalbard Archipelago, Norway, Arctic, Europe
A very rare sighting of an adult Blue Whale (Balaenoptera musculus) surfacing in the Svalbard Archipelago, Norway, Arctic, Europe
Brunnich's guillemot (Uria lomvia) breeding and nesting site at Cape Fanshawe in the Svalbard Archipelago, Norway, Arctic, Europe
Brunnich's guillemot (Uria lomvia) breeding and nesting site at Cape Fanshawe in the Svalbard Archipelago, Norway, Arctic, Europe
Adult arctic tern (Sterna paradisaea) feeding on small fish on Spitsbergen Island in the Svalbard Archipelago, Norway, Arctic, Europe
Adult bachelor walrus (Odobenus rosmarus rosmarus) hauled out on the beach at Poolepynten on Prins Karl's Foreland in the Svalbard Archipelago, Norway, Arctic, Europe
A curious young polar bear (Ursus maritimus) on the ice in the Svalbard Archipelago, Norway, Arctic, Europe
An old, emaciated adult male polar bear (Ursus maritimus) desperately searching for food in the Svalbard Archipelago, Norway, Arctic, Europe
Adult bull walrus (Odobenus rosmarus rosmarus) hauled out on the ice in the Svalbard Archipelago, Norway, Arctic, Europe
Adult Svalbard reindeer (Rangifer tarandus platyrhynchus) grazing on tundra in the Svalbard Archipelago, Norway, Arctic, Europe
Adult Svalbard reindeer (Rangifer tarandus platyrhynchus) grazing on tundra in the Svalbard Archipelago, Norway, Arctic, Europe
Adult Svalbard reindeer (Rangifer tarandus platyrhynchus) grazing on tundra in the Svalbard Archipelago, Norway, Arctic, Europe
Great frigatebird (Fregata minor) taking handouts from a fisherman in Puerto Ayora on Santa Cruz Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Captive Galapagos giant tortoise (Geochelone elephantopus) at the Charles Darwin Research Station, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Captive Galapagos giant tortoise (Geochelone elephantopus) at the Charles Darwin Research Station, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Lava lizard (Microlophus spp) in the Galapagos Islands Archipelago, UNESCO World Heritage Site, Ecuador, South America
Lava lizard (Microlophus spp) courtship behavior in the Galapagos Islands Archipelago, UNESCO World Heritage Site, Ecuador, South America
The endemic Galapagos marine iguana (Amblyrhynchus cristatus) in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
The endemic Galapagos marine iguana (Amblyrhynchus cristatus) in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
The endemic Galapagos marine iguana (Amblyrhynchus cristatus) feeding on fish at the Puerto Ayora fish market, Santa Cruz Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
The endemic Galapagos marine iguana (Amblyrhynchus cristatus) in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America