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Southern right whale (Eubalaena australis) flukes-up dive near whale watching boat in Puerto Pyramides, Argentina, South America
Adult Magellanic penguin (Spheniscus magellanicus) at a breeding site on Peninsula Valdez, Patagonia, Argentina, South America
Adult American black bear (Ursus americanus) near Mendenhall Glacier, Southeast Alaska, United States of America, North America
Adult American black bear (Ursus americanus) near Mendenhall Glacier, Southeast Alaska, United States of America, North America
An adult great blue heron (Ardea herodias) perched beside a river in Misty Fjords National Monument, United States of America, North America
Adult humpback whales (Megaptera novaeangliae) co-operatively bubble-net feeding, Southeast Alaska, United States of America, North America
Adult female sea otter (Enhydra lutris kenyoni) eating urchins she has gathered off the sea floor in Inian Pass, Southeastern Alaska, Pacific Ocean, United States of America, North America
Scenic view of Glacier Bay National Park and Preserve, UNESCO World Heritage Site, Southeast Alaska, Pacific Ocean, 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
Deep blue lake in the mountains above Pia glacier, Tierra del Fuego, Chile, South America
A lone adult emperor penguin (Aptenodytes forsteri), with four adult Adelie penguins (Pygoscelis adeliae), Antarctica, Polar Regions
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
Adult gentoo penguin (Pygoscelis papua), feeding chicks at Brown Bluff near the Antarctic Peninsula, Southern Ocean, Polar Regions
View of glacial ice on Alexander Island in Franz Josef Land, Russia, Arctic Ocean, Eurasia
Lindblad Expeditions guests explore Cape Flora on Northbrook Island in Franz Josef Land, Russia, Arctic Ocean, Eurasia
A pod of killer whales (Orcinus orca) surfacing in Chatham Strait, Southeast Alaska, United States of America, Pacific Ocean, North America
Adult bull killer whale (Orcinus orca) surfacing in Chatham Strait, Southeast Alaska, United States of America, Pacific Ocean, North America
Adult gentoo penguins (Pygoscelis papua), squabble at Booth Island, Antarctica, Southern Ocean, Polar Regions
Chinstrap penguins (Pygoscelis antarctica), breeding colony at Half Moon Island, Antarctica, Southern Ocean, Polar Regions
Southern elephant seals (Mirounga leonina), hauled out for their annual catastrophic molt (moult) on the beach at Snow Island, Antarctica, Polar Regions
Chinstrap penguins (Pygoscelis antarctica), ecstatic display at breeding colony at Half Moon Island, Antarctica, Polar Regions
Grey Catbird (Dumetella carolinensis), an insect eating bird, common in North and Central America
Brunnich's guillemot (Uria lomvia) breeding and nesting site at Cape Fanshawe in the Svalbard Archipelago, Norway, Arctic, Europe
Adult female common eider ducks (Somateria mollissima) swimming with ducklings of Edgeoya in Svalbard, Norway, Arctic, Europe
Common guillemot (Uria aalge) nesting on Bear Island (Bjornoya) in the Svalbard Archipelago, Norway, Arctic, Europe
Curious adult bull walrus (Odobenus rosmarus rosmarus) approach the ship at Moffen Island in the Svalbard Archipelago, Norway, Arctic, Europe
Captive Galapagos giant tortoise (Geochelone elephantopus) at the Charles Darwin Research Station, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Adult black-necked stilt (Himantopus mexicanus) wading and feeding in a brackish water lagoon on Floreana Island, Galapagos, 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
View of the Argentine base Almirante Brown, named after Guillermo Brown of the Argentine Navy, Paradise Bay, Antarctica, Polar Regions
The endemic Galapagos marine iguana (Amblyrhynchus cristatus) feeding underwater in the 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
The endemic Galapagos marine iguana (Amblyrhynchus cristatus) in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
Male Great frigatebird (Fregata minor) in breeding plumage with red gular pouch, on North Seymour Island, Galapagos Islands, UNESCO World Heritage Site, Ecaudor, South America
Black and white image of an Atlantic Puffin, Fratercula arctica, in Borgarfjaroarhofn, Iceland, Polar Regions
An Atlantic Puffin (Fratercula arctica), in Borgarfjaroarhofn, Iceland, Polar Regions
Macro photograph of a spider (Order Araneae) in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
A pair of Atlantic Puffins (Fratercula arctica), on a hilltop in Borgarfjaroarhofn, Iceland, Polar Regions
An Atlantic Puffin (Fratercula arctica), on a cliff edge in Westman Islands, Iceland, Polar Regions
Adult blue-footed booby (Sula nebouxii) in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
Adult red-footed booby (Sula sula) returning to the nest site with nest building material in the Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America
Galapagos penguin (Spheniscus mendiculus) hauled out on lava in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
Adult Galapagos sea lion (Zalophus wollebaeki) underwater in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
Galapagos sea lions (Zalophus wollebaeki) hauled out on Gardner Beach, Espanola Island in the Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America
Snorkeler with Galapagos sea lion (Zalophus wollebaeki) underwater in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
A myriad of hard and soft corals at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific
A myriad of hard and soft corals at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific
A curious young polar bear (Ursus maritimus) approaches the National Geographic Explorer in the Svalbard Archipelago, Norway, Arctic, Europe
A curious young polar bear (Ursus maritimus) approaches the National Geographic Explorer in the Svalbard Archipelago, Norway, Arctic, Europe
Weddell Seal (Leptonychotes weddellii), hauled out on ice at Half Moon Island, Antarctica, Southern Ocean, Polar Regions
Weddell Seal (Leptonychotes weddellii), hauled out on ice at Half Moon Island, Antarctica, Southern Ocean, Polar Regions
Greenland National Museum, Nuuk, capital of Greenland, Denmark, Polar Regions
Drying palm leaves for multi-use in Valle de Vinales National Park, UNESCO World Heritage Site, Pinar del Rio Province, Cuba, West Indies, Caribbean, Central America
Entrance to the Santo Tomas cave complex in the Vinales National Park, UNESCO World Heritage Site, Pinar del Rio, Cuba, West Indies, Caribbean, Central America
Adult gentoo penguin (Pygoscelis papua), porpoising for swimming speed near the Antarctic Peninsula, Southern Ocean, Polar Regions
Dana village, Dana Biosphere Reserve, Jordan, Middle East
Adult mourning gecko (Lepidodactylus lugubris), at night on the Volivoli Resort grounds on Viti Levu, Fiji, South Pacific, Pacific
White-faced heron (Egretta novaehollandiae), looking for insects at the Volivoli Resort grounds on Viti Levu, Fiji, South Pacific, Pacific
Red-vented bulbul (Pycnonotus cafer), at the Volivoli Resort grounds on Viti Levu, Fiji, South Pacific, Pacific
Jungle myna (Acridotheres fuscus), looking for insects at the Volivoli Resort grounds on Viti Levu, Fiji, South Pacific, Pacific
Aerial of a glacier, Kulusuk, Greenland, Denmark, Polar Regions
Polar bear (Ursus Maritimus) on Axel Heiberg island, Nunavut, Canadian Arctic, Canada, North America
Polar bear (Ursus Maritimus) on Axel Heiberg island, Nunavut, Canadian Arctic, Canada, North America
Polar bear (Ursus Maritimus) on Axel Heiberg island, Nunavut, Canadian Arctic, Canada, North America
Dramatic clouds, Devon island, Nunavut, Canadian Arctic, Canada, North America
Belcher glacier, Devon island, Nunavut, Canadian Arctic, Canada, North America
Grise Fjord, most northern community in America, Nunavut, Canadian Arctic, Canada, North America
Mule Deer Doe (Odocoileus hemionus) in the summer forest, Kananaskis, Alberta, Canada, North America
Northern rockhopper penguin (Eudyptes moseleyi) covered in spilled oil from the wreck of the MS Oliva, Nightingale island, Tristan da Cunha Group, South Atlantic Ocean
View of the rescue fishery patrol boat Wave Dancer at the wreck of the MS Oliva on Nightingale island, Tristan da Cunha Group, South Atlantic Ocean
Tourists at Green Sea Turtle (Chelonia mydas) nesting site at night on Long Beach on Ascension Island, Tropical Atlantic Ocean, South Atlantic Ocean
Green Sea Turtle (Chelonia mydas) nesting site at night on Long Beach on Ascension Island, Tropical Atlantic Ocean, South Atlantic Ocean
View of massive die-off of black triggerfish on the beach on Ascension Island in the southern tropical Atlantic Ocean, South Atlantic Ocean
Caspian Terns (Hydroprogne caspia) at breeding colony on Ile des Oiseaux in the Parc National du Delta du Saloum, UNESCO World Heritage Site, Senegal, West Africa, Africa
Adult Royal Tern (Thalasseus maximus albididorsalis) in flight at breeding colony on Ile des Oiseaux, Parc National du Delta du Saloum, UNESCO World Heritage Site, Senegal, West Africa, Africa
Caspian Terns (Hydroprogne caspia) at breeding colony on Ile des Oiseaux in the Parc National du Delta du Saloum, UNESCO World Heritage Site, Senegal, West Africa, Africa
Antarctic fur seal pup (Arctocephalus gazella) on Salisbury Plain on South Georgia, Southern Ocean, Polar Regions
Adult South Georgia Pipit (Anthus antarcticus) feeding at low tide on Prion Island, Bay of Isles, South Georgia, Polar Regions
Antarctic fur seal pups (Arctocephalus gazella) on Prion Island in the Bay of Isles on South Georgia, Southern Ocean, Polar Regions
Leucistic caused by lack of melanin, or blond Antarctic fur seal pup (Arctocephalus gazella) on South Georgia, Southern Ocean, Polar Regions
Leucistic caused by lack of melanin, or blond Antarctic fur seal pup (Arctocephalus gazella) on South Georgia, Southern Ocean, Polar Regions
Antarctic fur seal pups (Arctocephalus gazella) playing in Fortuna Bay on South Georgia, Southern Ocean, Polar Regions
Leucistic caused by lack of melanin, or blond Antarctic fur seal pup (Arctocephalus gazella) on South Georgia, Polar Regions
Leucistic caused by lack of melanin, or blond Antarctic fur seal pup (Arctocephalus gazella) on South Georgia, Polar Regions
King penguin (Aptenodytes patagonicus) detail at breeding and nesting colony at St. Andrews Bay on South Georgia, Southern Ocean, Polar Regions
King penguin (Aptenodytes patagonicus) with skua at breeding and nesting colony at St. Andrews Bay on South Georgia, Southern Ocean, Polar Regions
Adult brown pelicans (Pelecanus occidentalis), plunge diving for fish, Isla Carmen, Baja California Sur, Mexico, North America
King penguins (Aptenodytes patagonicus) on the beach at breeding and nesting colony at Salisbury Plain in the Bay of Isles, South Georgia, Southern Ocean, Polar Regions
King penguins (Aptenodytes patagonicus) swimming near the beach at breeding and nesting colony at Salisbury Plain in the Bay of Isles, South Georgia, Southern Ocean, Polar Regions
King penguin (Aptenodytes patagonicus) adult feeding chick at breeding and nesting colony at St. Andrews Bay on South Georgia, Southern Ocean, Polar Regions
King penguin (Aptenodytes patagonicus) mating behavior at breeding and nesting colony at St. Andrews Bay on South Georgia, Southern Ocean, Polar Regions
King penguins (Aptenodytes patagonicus) swimming near the beach at breeding and nesting colony at Salisbury Plain in the Bay of Isles, South Georgia, Southern Ocean, Polar Regions
King penguin (Aptenodytes patagonicus) entering the sea from the beach at Salisbury Plain, South Georgia, Polar Regions
King penguin (Aptenodytes patagonicus) adult and chick at breeding and nesting colony at Salisbury Plain, South Georgia, Polar Regions
Adult brown skuas, working together to steal a penguin egg near the Antarctic peninsula in the Southern Ocean, Antarctica, Polar Regions
Huge adult male leopard seal (Hydrurga leptonyx) hauled out on the beach at Salisbury Plain in the Bay of Isles, South Georgia, Polar Regions
Southern giant petrel (Macronectes giganteus) in flight against the sun near South Georgia, Southern Ocean, Polar Regions
An adult bull introduced reindeer (Rangifer tarandus) before eradication in Stromness Bay, South Georgia, Polar Regions