Black and white colobus monkey (Colobus guereza), Lake Naivasha, Kenya, East Africa, Africa

Infant mountain gorilla (Gorilla gorilla beringei), Amahoro A group, Volcanoes National Park (Parc National des Volcans), Rwanda, Africa

Adult female mountain gorilla (Gorilla gorilla beringei), Group 13, Volcanoes National Park (Parc National des Volcans), Rwanda, Africa

Koala bear (Phascolarctos cinereus), Phillip Island, Victoria, Australia, Pacific

Lioness and cub (Panthera leo) showing affection, Masai Mara Game Reserve, Kenya, East Africa, Africa

Head on shot of lion cub (Panthera leo) looking at camera, Masai Mara Game Reserve, Kenya, East Africa, Africa

Raccoon (racoon) (Procyon lotor), in captivity, Minnesota Wildlife Connection, Sandstone, Minnesota, United States of America, North America

Indian tiger (Bengal tiger) (Panthera tigris tigris), Bandhavgarh National Park, Madhya Pradesh state, India, Asia

Headshot of a cheetah, Namibia, Africa

African elephant (Loxodonta africana), Okavango Delta, Botswana, Africa

Domestic pig, Huellhorst, Germany, Europe

Bengal tiger, (Panthera tigris tigris), Bandhavgarh, Madhya Pradesh, India

Domestic Pig, Huellhorst, Germany

Domestic Pig, Huellhorst, Germany

Bengal tiger, Panthera tigris tigris, Bandhavgarh National Park, Madhya Pradesh, India, Asia

Bedouin on camel in the desert, Wadi Rum, Jordan, Middle East

Polar bear (Ursus maritimus), Hudson Bay, Churchill, Manitoba, Canada, North America

Polar bear (Ursus maritimus), Hudson Bay, Churchill, Manitoba, Canada, North America

Emperor penguin (Aptenodytes forsteri), chick, Snow Hill Island, Weddell Sea, Antarctica, Polar Regions

Emperor penguin chick (Aptenodytes forsteri), Snow Hill Island, Weddell Sea, Antarctica, Polar Regions

Gray wolf (Canis lupus), in captivity, Sandstone, Minnesota, United States of America, North America

Cape buffalo or African buffalo (Syncerus caffer), Kruger National Park, South Africa, Africa

Red areas of torn flesh on chin can be seen on this humpback whale, from fighting with other humpback whales, United States of America, Pacific, North America

Barnacles attached to the chin of a humpback whale (Megaptera novaeangliae), United States of America, Pacific, North America

Torn flesh on head of humpback whale, from fighting with other male humpback whales, United States of America, North America

Young male lion (Panthera leo), Masai Mara National Reserve, Kenya, East Africa, Africa

Close-up of camel's head in bright evening light, near Abu Dhabi, United Arab Emirates, Middle East

Painted elephant, Amber Fort Palace, Jaipur Rajasthan, India, Asia

Nazca booby (Sula granti), Hispanola Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America

Walrus (Odobenus rosmarinus) close-up of face, tusks and vibrissae (whiskers), hauled out on pack ice to rest and sunbathe, Nunavut, Canada, North America

Two walrus (Odobenus rosmarinus,) close-up of face, tusks, and vibrissae (whiskers), hauled out on pack ice to rest and sunbathe, Foxe Basin, Nunavut, Canada, North America

Dominant male proboscis monkey (Nasalis larvatus) has a pendulous nose that covers the mouth and is attractive to females, Labuk Bay Proboscis Monkey Sanctuary, Sabah, Borneo, Malaysia, Southeast Asia, Asia

The yellow moray eel (Gymnothorax melatremus) living in an artificial reef under an oil rig near Mabul Island, Celebes Sea, Sabah, Malaysia, Southeast Asia, Asia

Stonefish (Synanceia verrucosa) is extremely venomous, Celebes Sea, Sabah, Malaysia, Southeast Asia, Asia

Adult female proboscis monkey (Nasalis larvatus) with new born baby with a distinctive blue tinged face, Labuk Bay Proboscis Monkey Sanctuary, Sabah, Borneo, Malaysia, Southeast Asia, Asia

Dominant male proboscis monkey (Nasalis larvatus) has a pendulous nose that covers the mouth and is attractive to females, Labuk Bay Proboscis Monkey Sanctuary, Sabah, Borneo, Malaysia, Southeast Asia, Asia

Dominant male proboscis monkey (Nasalis larvatus) has a pendulous nose that covers the mouth and is attractive to females, Labuk Bay Proboscis Monkey Sanctuary, Sabah, Borneo, Malaysia, Southeast Asia, Asia

North American timber wolf (Canis lupus) in forest, Wolf Science Centre, Ernstbrunn, Austria, Europe

Cape buffalo (African buffalo) (Syncerus caffer) bull, Kruger National Park, South Africa, Africa

Giraffe, Grumeti, Tanzania

Close-up view of a three color parrotfish (Scarus tricolor), coming in for a bite of hard coral, Fiji, South Pacific, Pacific

A cleaner shrimp (Lysmata amboinensis), inspects the teeth of an undulated moray eel, Hawaii, United States of America, Pacific, North America

A flame tip hermit crab (Calcinus minutus), found in branching hard coral, Yap, Micronesia, Pacific

Giant moray eel (Gymnothorax javanicus), Fiji, South Pacific, Pacific

Atlantic bottlenose dolphins (Tursiops truncatus), feeding on small fish, United States of America, North America

Atlantic bottlenose dolphin (Tursiops truncatus), Curacao, Netherlands Antilles, Caribbean, Central America

A bluestreak cleaner wrasse searching the mouth of a clown sweetlips for parasites, Yap, Micronesia, Pacific

Close-up of a devil scorpionfish (Scorpaenopsis diabolus), Hawaii, United States of America, Pacific, North America

Spinyhead blenny (Acanthemblemaria spinosa), in hard coral, Bonaire, Caribbean, Central America

A great white shark (Carcharodon carcharias), breaks the surface off Guadalupe Island, Mexico, North America

A Galapagos shark (Carcharhinus galapagensis), breaching the surface, Hawaii, United States of America, Pacific, North America

Whitetip reef sharks (Triaenodon obesus) resting on the ocean floor, Hawaii, United States of America, Pacific, North America

Breaching humpback whale (Megaptera novaeangliae), Hawaii, United States of America, Pacific, North America

Portrait of a male mandrill (Mandrill sphinx), Parc de la Lekedi, Haut-Ogooue, Gabon, Africa

Rehabilitated orphaned western lowland gorilla (Gorilla gorilla gorilla) released back into natural habitat, Parc de la Lekedi, Haut-Ogooue, Gabon, Africa

A nocturnal left handed hermit crab (Dardanus gemmatus), Philippines, Southeast Asia, Asia

A plumed scorpionfish (Scorpaena grandicornis), off Singer Island in Florida, United States of America, North America

Great barracuda (Sphyraena barracuda), Hawaii, United States of America, Pacific, North America

Clark's anemonefish (Amphiprion clarkii), Komodo, Indonesia, Southeast Asia, Asia

Australian eastern water dragon (Physignathus lesueurii) in Brisbane Botanical Gardens, Brisbane, Queensland, Australia, Pacific

Naga snake sculpture in Phnom Rung temple, Thailand, Southeast Asia, Asia

Western lowland gorilla (Gorilla gorilla gorilla), Limbe wildlife centre, Cameroon, Africa

Mandrill (Mandrillus leucophaeus), Limbe Wildlife Center, Cameroon, Africa

Black Bear (Ursus americanus), Jasper National Park, Alberta, Canada, North America

A humpback whale (Megaptera novaeangliae), exhaling through its two nostril blowholes, United States of America, North America

The marsh frog (Pelophylax ridibundu) an escaped garden alien introduced to Kent in 1935, England, United Kingdom, Europe

A great barracuda (Sphyraena barracuda) comes close to the reef to be cleaned by a cleaner wrasse, Hawaii, United States of America, Pacific, North America

An Atlantic bottlenose dolphin (Tursiops truncatus) head above water, United States of America, Pacific, North America

Trumpetfish (Aulostomus chinensis) attempting to conceal itself in a school of milletseed butterflyfish, United States of America, North America

California sea lion (Zalophus californianus), Los Islotes, Baja California Sur, Gulf of California (Sea of Cortez), Mexico, North America

Koala (Phascolarctos cinereus) in the Townsville sanctuary, Queensland, Australia, Pacific

Chacma baboons (Papio ursinus), Chobe National Park, Botswana, Africa

White rhino (Ceratotherium simum) bulls in confrontation, Zimanga private game reserve, KwaZulu-Natal, South Africa, Africa

Bronze lion statue outside the HSBC Bank Headquarters, rubbing its paws is said to bring good luck, Central, Hong Kong, China, Asia

A cleaner shrimp (Lysmata amboinensis) inspecting a honeycomb moray eel (Gymnothorax favageneus), Philippines, Southeast Asia, Asia

The very capable teeth in the jaw of a stout moray (Gymnothorax eurostus), Hawaii, United States of America, Pacific, North America

Fallow deer with impressive antlers standing by a wooden fence in a grassy field, United Kingdom, Europe

A close-up of the mouth of a whitemouth moray eel (Gymnothorax meleagris), showing its needle sharp teeth, United States of America, North America

Giant hermit crab (Petrochirus diogenes), off Singer Island, Florida, United States of America, North America

Chacma baboons (Papio ursinus) drinking, Chobe National Park, Botswana, Africa

Cheetah (Acinonyx jubatus), Zimanga private game reserve, KwaZulu-Natal, South Africa, Africa

Spouting humpback whale (Megaptera novaeangliae), United States of America, North America

Wild Galapagos tortoise (Geochelone elephantopus), Santa Cruz Island, Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America

Desert Bighorn Sheep (Ovis canadensis nelsoni) ram, Valley of Fire State Park, Nevada, United States of America, North America

Warthog (Phacochoerus aethiopicus) drinking, Addo Elephant National Park, South Africa, Africa

Lioness (Panthera leo) with cub, MalaMala Game Reserve, South Africa, Africa

Galapagos sea lion (Zalophus wollebaeki) pup, Gardner Bay, Espanola Island, Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America

Galapagos sea lion (Zalophus wollebaeki) pup, Gardner Bay, Espanola Island, Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America

Adult dark morph red-footed booby (Sula sula), Genovesa Island, Galapagos Islands, Ecuador, South America

Galapagos fur seal (Arctocephalus galapagoensis), Puerto Egas, Santiago Island, Galapagos Islands, Ecuador, South America

Raccoon (racoon) (Procyon lotor) in a tree with an open mouth, in captivity, Minnesota Wildlife Connection, Minnesota, United States of America, North America

Greater kudu (Tragelaphus strepsiceros) buck, Addo Elephant National Park, South Africa, Africa

Undulated moray eel (Gymnothorax undulatus), Sulawesi, Indonesia, Southeast Asia, Asia

Totems, Stanley Park, Vancouver, British Columbia (BC), Canada, North America

Red-Billed Oxpecker (Buphagus erythrorhynchus) on an Impala, Kruger National Park, South Africa

Australian eastern water dragon (Physignathus lesueurii) in Brisbane Botanical Gardens, Queensland, Australia, Pacific

Chapman•À?s zebra (plains zebra) (Equus burchelli antiquorum), Hluhluwe Game Reserve, South Africa, Africa

Spotted hyena (spotted hyaena) (Crocuta crocuta), Masai Mara National Reserve, Kenya, East Africa, Africa

Adult dark morph red-footed booby (Sula sula), Genovesa Island, Galapagos Islands, Ecuador, South America

Greater flamingo (Phoenicopterus ruber), Las Bachas, Santa Cruz Island, Galapagos Islands, Ecuador, South America