Overlook over Ilulissat, Western Greenland, Denmark, Polar Regions

An adult bull introduced reindeer (Rangifer tarandus) before eradication in Stromness Bay, South Georgia, Polar Regions

Galapagos sea lions (Zalophus wollebaeki) hauled out on the beach in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

Galapagos sea lion (Zalophus wollebaeki) resting on lava at sunset in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

Adult black-browed albatross (Thalassarche melanophrys), pair in courtship display at nesting site on New Island, Falklands, South America

Adult king penguins (Aptenodytes patagonicus) returning from sea to the breeding colony at Salisbury Plain, South Georgia, Polar Regions

Adult Svalbard reindeer (Rangifer tarandus platyrhynchus) grazing on tundra in the Svalbard Archipelago, Norway, Arctic, Europe

Village woman walking past wild population of Demoiselle cranes (Anthropoides virgo), Keechen, Rajasthan, India

A koala bear in the Barmah Forest near Echuca, Victoria, Australia, Pacific

African Elephant

Girl with alpaca, Maca near Colca Canyon, Peru, South America

Girl with Alpaca, near Arequipa, Peru, South America

Woman and girl with llama and alpaca in Maca near Colca Canyon, Peru, South America

Children beating an octopus with sticks in order to make it edible, Jambiani, Zanzibar, Tanzania, Africa

Bedouins with camels in the desert, Wadi Rum, Jordan, Middle East

Children beating an octopus with sticks in order to make it edible, Jambiani, Zanzibar, Tanzania, Africa

Elephant ride to Amber Palace, Rajasthan, northern India, Asia

Tuareg man sitting beside his camel, Libya, North Africa

Children beating an octopus with sticks to make it edible, Jambiani, Zanzibar, Tanzania, Africa

Decorated elephants and Hindu priests, Pooram festival, Thrissur, Kerala, South India, India, Asia

Waiter carrying the three most popular beers in Tanzania, Serengeti, Kilimanjaro and Safari, Lobo Wildlife Lodge, Serengeti National Park, Tanzania, Africa

Woman and girl with llama and alpaca in Maca near Colca Canyon, Peru, South America

Waiter and waitress carrying the most popular beer brands in Tanzania, Serengeti, Kilimanjaro, Safari and Tusker, Lobo Wildlife Lodge, Serengeti National Park, Tanzania, Africa

Typical fisherman with cormorants, Xingping, Guangxi, China, Asia

Trading on the camel market of Nouakchott, Mauritania, northwestern Africa

Mauretanian Bedouin with goats, Mauretania, northwestern Africa

Camel train, caravan, in the volcanic landscape of Hoggar, Ahaggar Mountains, Wilaya Tamanrasset, Algeria, Sahara, North Africa

Neolithic rock art panel with Tuareg of the Tadrart, Tassili n'Ajjer National Park, Unesco World Heritage Site, Algeria, Sahara, North Africa

Kazakhs eagle hunters on their way the to the Golden Eagle Festival, Bayan Oelgii, Altai Mountains, Mongolia, Asia

Tenge-il game, horseman catching flowers on the ground while galloping, Golden Eagle Festival, Bayan Oelgii, Altai Mountains, Mongolia, Asia

Kek Bar, game similar to the Buzkashi, horsemen competing for a goat skin, Golden Eagle Festival, Bayan Oelgii, Altai Mountains, Mongolia, Asia

Kek Bar, game similar to the Buzkashi, Horsemen competing for a goat skin, Golden Eagle Festival, Bayan Oelgii, Altai Mountains, Mongolia, Asia

Ox cart near Chamarajnagar, Karnataka, South India, India, South Asia, Asia

Two locals with their falcons at the Abu Dhabi Falcon Hospital, Abu Dhabi, United Arab Emirates, Arabia, Middle East, Orient

Two locals with their falcons at the Abu Dhabi Falcon Hospital, Abu Dhabi, United Arab Emirates, Arabia, Middle East, Orient

Close-up portrait of a Canada Lynx (Lynx canadensis) resting in the shadows of a Southcentral Alaska alder thicket. Lynx populations are closely linked to booms and busts in the numbers of their main prey the snowshoe hare, Alaska, United States of America

Close-up portrait of a Canada Lynx (Lynx canadensis) looking at the camera through the branches of a Southcentral Alaska alder thicket. Lynx populations are closely linked to booms and busts in the numbers of their main prey the snowshoe hare, Alaska, United States of America

Submerged alligator (Alligator mississippiensis) is only visible with his armored back poking above placid waters as he hunts on the muddy bottom of the Okefenokee Swamp. The reptiles skin has embedded bony plates called osteoderms or scutes. Alligator populations are considered to have recovered from overharvesting pressures through supplemental farming practices and protections placed on wild animals. However, the species is still federally listed as threatened because it looks like the American crocodile, which is endangered, Georgia, United States of America