Adult humpback whale (Megaptera novaeangliae) tail throw among feeding whales in Southeast Alaska, United States of America

Adult brown bear pair (Ursus arctos) mock-fighting at Scidmore Cut in Glacier Bay National Park, Alaska, United States of America

Northern fulmar (Fulmarus glacialis glacialis) on the wing in the Svalbard Archipelago, Norway

Adult Peale's Dolphin (Lagenorhynchus australis), bow-riding near New Island in the Falkland Islands, South America

Adult Peale's Dolphin (Lagenorhynchus australis), bow-riding near New Island in the Falkland Islands, South America

A large pod of Gerlache Strait type B killer whales (Orcinus orca), traveling and socializing in Gerlache Strait, Antarctica, Polar Regions

Cobbolds Point, Felixstowe, Suffolk, England, United Kingdom, Europe

Adult macaroni penguin (Eudyptes chrysolophus) porpoising for speed while traveling to their breeding colony on South Georgia, Southern Ocean, Polar Regions

Adult macaroni penguins (Eudyptes chrysolophus) plunging into the sea leaving their breeding colony at Elsehul on South Georgia, Southern Ocean, Polar Regions

Elephant (Loxodonta africana) bull in Chobe river at sunset, Chobe National Park, Botswana, Africa

A lone adult emperor penguin (Aptenodytes forsteri) on sea ice in the Gullet between Adelaide Island and the Antarctic Peninsula, Antarctica, Polar Regions

Young wandering albatross (Diomedea exulans) on the wing near the Antarctic Peninsula, Southern Ocean, Polar Regions

Adult Weddell seal (Leptonychotes weddellii) hauled out on ice near the Antarctic Peninsula, Southern Ocean, Polar Regions

Humpback whale (Megaptera novaeangliae) surfacing in the Weddell Sea near the Antarctic Peninsula, Antarctica, Polar Regions

Chinstrap penguins (Pygoscelis antarctica) ashore at Useful Island, Antarctica, Polar Regions

Antarctic fur seal pups (Arctocephalus gazella) mock-fighting on South Georgia, Southern Ocean, Polar Regions

Sea stacks and beach, Mosteiros, Sao Miguel, Azores Islands, Portugal

Southern right whale (Eubalaena australis) adult surfacing near Puerto Pyramides, Peninsula Valdez, Argentina

Southern coast, sea and rock formations, Kleftiko, Milos Island, Cyclades Islands, Greek Islands, Greece, Europe

View of beach and sea in Thassos Town, Thassos, Aegean Sea, Greek Islands, Greece, Europe

Crayfish in grassland near Beaumont, Texas, United States of America

Snorkeler with golden jellyfish (Mastigias papua etpisoni), in Jellyfish Lake, a marine lake located on Eil Malk island, Rock Islands, Palau, Micronesia, Pacific

View of boats in the harbour in Gaios Town, Paxos, Ionian Sea, Greek Islands, Greece, Europe

Adult Commerson's dolphin (Cephalorhynchus commersonii), surfacing in Stanley Harbor in the Falkland Islands, South America

Woman showing a yellow starfish underwater in the tropical lagoon, Zanzibar, Tanzania, East Africa, Africa

Tourists and black-browed albatross on West Point Island, Falkland Islands

Portrait of smiling man swimming underwater in ocean

Caucasian girl walking on seaweed near ocean

A diver swims over The Carthaginian, a Lahaina landmark, that was sunk as an artifical reef off Lahaina, Maui, Hawaii in December 2005. The Atlantis submarine visites the site several times every day, Maui, Hawaii, USA

Divers exploring the prop and rudder at the stern of The Carthaginian, a Lahaina landmark, that was sunk as an artificial reef off Lahaina, Maui, Hawaii in December 2005, Maui, Hawaii, United States of America