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Chinstrap penguin (Pygoscelis antarctica) breeding and molting at Half Moon Island, Antarctica, Southern Ocean, Polar Regions
Chinstrap penguin (Pygoscelis antarctica) breeding colony at Baily Head on Deception Island, Antarctica, Southern Ocean, Polar Regions
Views signpost and the Trinity Church at Belingshausen Russian Research Station, Antarctica, Southern Ocean, Polar Regions
Views of Base Presidente Eduardo Frei Montalva, Antarctica, Southern Ocean, Polar Regions
Views of Base Presidente Eduardo Frei Montalva, Antarctica, Southern Ocean, Polar Regions
Views of Base Presidente Eduardo Frei Montalva, Antarctica, Southern Ocean, Polar Regions
British Antarctic Survey (BAS) research plane operating in the Gullet, near Rothera Station near the Antarctic Peninsula, Polar Regions
Expedition ship Europa operating from Ushuaia, Argentina to the Antarctic Peninsula in Antarctica, Southern Ocean, Polar Regions
Expedition ship Polar Star operating from Ushuaia, Argentina to the Antarctic Peninsula in Antarctica, Southern Ocean, Polar Regions
Imperial Shags (Phalacrocorax (atriceps) atriceps) at breeding colony on small islets off the city of Ushuaia, Argentina, South America
Galapagos Giant Tortoise (Chelonoidis chathamensis), can live for over 100 years, on San Cristobal island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
The endemic lava cactus (Brachycereus spp) cactus growing in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
Chimpanzee (Pan troglodytes), Gombe Stream National Park, Lake Tanganyika, Tanzania, East Africa, Africa
Guests from the Lindblad Expedition ship National Geographic Endeavour in the Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America
Blue-footed booby (Sula nebouxii) showing blue feet in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
Baleen whale skeleton, most likely a young Bryde's whale, on lava flow in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
Abandoned former whaling station at Port Foster inside of the caldera at Deception Island, South Shetland Islands, Antarctica, Polar Regions
Gentoo penguin (Pygoscelis papua) nesting colony at Jougla Point on Wiencke Island, Antarctica, Southern Ocean, Polar Regions
Views of the Chilean Antarctic refuge hut Jorge Bonnen Rivera situated on Hut Point on the Antarctic Peninsula, Antarctica, Polar Regions
Brash ice chokes the Lemaire Channel on the west side of the Antarctic peninsula in Antarctica, Polar Regions
Monitor Lizard (varanus niloticus), walking through long grass, Chobe National Park, Botswana
Wandering albatross (Diomedea exulans) chick at breeding colony on Prion Island, Bay of Isles, South Georgia
Views King Edward Point near the whaling station at Grytviken on South Georgia in the South Atlantic
Views of the old whaling station at Grytviken on South Georgia in the South Atlantic
Northern giant petrel (Macronectes halli) scavenging and feeding on a dead fur seal pup at St. Andrews Bay, South Georgia
Pregnant female southern elephant seal (Mirounga leonina) giving birth on the beach in Stromness Bay, South Georgia Island
Pregnant female southern elephant seal (Mirounga leonina) giving birth on the beach in Stromness Bay, South Georgia Island
Pregnant female southern elephant seal (Mirounga leonina) giving birth on the beach in Stromness Bay, South Georgia Island
Pregnant female southern elephant seal (Mirounga leonina) giving birth on the beach in Stromness Bay, South Georgia Island
Female southern elephant seal (Mirounga leonina) with newborn pup on the beach in Stromness Bay, South Georgia Island
Petrified sand dunes, White Canyon State Park, Red Cliffs Desert Reserve near St. George, Utah, United States of America
Underwater photographer at the entrance of a cave framed by pink barrel sponges, North Sulawesi, Indonesia.
Bull southern elephant seal (Mirounga leonina) on South Georgia Island, Southern Ocean
Adult bull southern elephant seals (Mirounga leonina) fighting for breeding grounds on South Georgia Island, Southern Ocean
Bull southern elephant seal (Mirounga leonina) on South Georgia Island, Southern Ocean
Young adult bull southern elephant seal (Mirounga leonina) holding young pup's head underwater trying to kill it, South Georgia Island, Southern Ocean
Young adult bull southern elephant seal (Mirounga leonina) holding young pup's head underwater trying to kill it, South Georgia Island, Southern Ocean
Adult gentoo penguin (Pygoscelis papua) with minutes-old newly hatched chick at Gold Harbor on South Georgia
Adult gentoo penguin (Pygoscelis papua) with minutes-old newly hatched chick at Gold Harbor on South Georgia
A small pod of killer whales (Orcinus orca) off the coast of South Georgia Island, Southern Ocean
Adult Grey-headed Albatross (Thalassarche chrysostoma) resting on the sea at Elsehul, South Georgia
Yellow-crowned Night Heron (Nyctanassa violacea), Sanibel Island, J.N. Ding Darling National Wildlife Refuge, Florida, USA
Ka'na Nah, Tall House Temple, San Gervasio Archaeological Site, Cozumel Island, Quintana Roo State, Mexico
Main Plaza, San Gervasio Archaeological Site, Cozumel Island, Quintana Roo State, Mexico
Templo Nohoch Nah, Big House Temple, San Gervasio Archaeological Site, Cozumel Island, Quintana Roo State, Mexico
Microbats constitute the suborder Microchiroptera, found in a sandstone crevice on Bigge Island, Kimberley, Western Australia, Australia, Pacific
Sandwich Terns (Sterna sandivicensis), in their breeding colony in June, on Brownsea Island, a nature reserve in Poole Harbour, Dorset, England, United Kingdom, Europe
Blue jeans dart frogs (Dendrobates pumilio) on a leaf, Costa Rica, Central America,
Becan Archaeological Site, Campeche State, Mexico
Rana El Zein, Deputy Director at AFALULA, and White saxaul (Haloxylon persicum), Sharaan Nature Reserve, AlUla, Medina Province, Saudi Arabia
Woman photographing Palm plantation colonized by invasive Sodom apple (Calotropis procera), Sharaan Nature Reserve, Medina Province, Saudi Arabia
Palm plantation colonized by invasive Sodom apple plant (Calotropis procera), Sharaan Nature Reserve, AlUla, Medina Province, Saudi Arabia
View towards Structure I at sunrise, Calakmul Archaeological Site, Campeche State, Mexico
Structure I, Calakmul Archaeological Site, Campeche State, Mexico
Balamku Archaeological Site, Campeche State, Mexico
An old relic from the Johnson Canyon Railroad, Kaibab National Forest of Arizona, USA
Axolotl, Tampa Aquarium, United States of America
Butterfly Paradise, London Zoo, United Kingdom
Crab, Tsarabanjina island, Mitsio archipelago, Republic of Madagascar, Indian Ocean
Long-tailed Silky-flycatcher (Ptiliogonys caudatus) feeding on Twoleaf nightshade berries, Costa Rica
Black-browed albatross (Thalassarche melanophrys) breeding colony on Steeple Jason Island in the Falkland Islands
Magellanic penguin (Spheniscus magellanicus) at a breeding and molting site in Estancia San Lorenzo, Argentina
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
Underwater view of the reef along the circumference of the Great Blue Hole on Lighthouse Reef, UNESCO, Belize
Nurse sharks (Ginglymostoma cirratum), being fed in Hol Chan Marine Preserve, inside the Mesoamerican Barrier Reef, Belize
Nurse sharks (Ginglymostoma cirratum), being fed in Hol Chan Marine Preserve, inside the Mesoamerican Barrier Reef, Belize
Nurse sharks (Ginglymostoma cirratum), being fed in shark and ray alley, Caye Caulker, Mesoamerican Barrier Reef, Belize
Spotted eagle ray (Aetobatus narinari), Hol Chan Marine Preserve, inside the Mesoamerican Barrier Reef, Belize
Caribbean spiny lobster (Panulirus argus), underwater at Half Moon Caye, UNESCO, Mesoamerican Barrier Reef, Belize
Caribbean land hermit crab (Coenobita clypeatus), Half Moon Caye, UNESCO, Mesoamerican Barrier Reef, Belize
The High Temple at the Mesoamerican archaeological site of Lamanai (Submerged Crocodile), Belize
The Royal Complex at the Mesoamerican archaeological site of Lamanai (Submerged Crocodile), Belize
The Royal Complex at the Mesoamerican archaeological site of Lamanai (Submerged Crocodile), Belize
Rock art on a rock formation in Tigui, Tibesti Mountains, Chad
African forest elephant (Loxodonta cyclotis), Dzanga Bai, Dzanga Sangha National Park, UNESCO, Central African Republic
Adult humpback whales (Megaptera novaeangliae) co-operatively bubble-net feeding in Southeast Alaska, United States of America
Adult humpback whale (Megaptera novaeangliae) breaching along the west side of Chatham Strait in Alaska, United States of America
Adult humpback whales (Megaptera novaeangliae) co-operatively bubble-net feeding in Southeast Alaska, United States of America
Dead and dying pink salmon (Oncorhynchus gorbuscha) gathering after the spawn just outside of Sitka, Alaska, United States of America
Adult humpback whale (Megaptera novaeangliae) tail throw among feeding whales in Southeast Alaska, United States of America
Adult humpback whale (Megaptera novaeangliae) tail throw among feeding whales in Southeast Alaska, United States of America
Adult brown bear (Ursus arctos) skeletal remains on Chichagof Island, Alaska, United States of America
Adult brown bears (Ursus arctos) feeding on humpback whale carcass, Scidmore Cut, Glacier Bay National Park, Alaska, United States of America
An adult Pacific white-sided dolphin (Lagenorhynchus obliquidens) leaping in Johnstone Strait, British Columbia, Canada
An adult Pacific white-sided dolphin (Lagenorhynchus obliquidens) bow-riding in Johnstone Strait, British Columbia, Canada
A juvenile killer whale (Orcinus orca) encountered off West Craycroft Island in Blackfish Sound, British Columbia, Canada
Adult fin whale (Balaenoptera physalus) carcass in Holmabukta off the northwest of the Svalbard Archipelago, Norway
Adult fin whale (Balaenoptera physalus) carcass in Holmabukta off the northwest of the Svalbard Archipelago, Norway
A rare sighting of an adult blue whale (Balaenoptera musculus) sub-surface feeding in the Svalbard Archipelago, Norway
Adult fin whale (Balaenoptera physalus) sub-surface feeding in the rich waters off the Svalbard Archipelago, Norway
A rare sighting of an adult blue whale (Balaenoptera musculus) 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
A view of the expedition ship Akademik Shokalskiy operating in the Svalbard Archipelago, Norway
Adult great skua (Stercorarius skua) being harassed by Arctic terns (Sterna paradisaea) guarding their nest sites, Svalbard, Norway
A curious young polar bear (Ursus maritimus), approaches the ship on Spitsbergen in the Svalbard Archipelago, Norway
A curious young polar bear (Ursus maritimus), approaches the ship on Spitsbergen in the Svalbard Archipelago, Norway
A gentoo penguin (Pygoscelis papua), breeding colony beneath a Union Jack flag flying at British Base A at Port Lockroy, Antarctica, Polar Regions
A gentoo penguin (Pygoscelis papua), breeding colony beneath Union Jack flag, at British Base A at Port Lockroy, Antarctica, Polar Regions