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Black rhinoceros (rhino), an endangered species, Africa
Napoleon wrasse (cheilinus undulatus) juvenile, an endangered species, Naama Bay, Sharm El Sheikh, Red Sea, Egypt, North Africa, Africa
A humpback whale (Megaptera novaeangliae), tail slapping the surface of the Pacific Ocean off Hawaii, United States of America, Pacific, North America
A sperm whale (Physeter macrocephalus), slapping the water with its tail fluke, Sri Lanka, Indian Ocean, Asia
Humpback whale (Megaptera novaeangliae), underwater, Hawaii, United States of America, Pacific, North America
Spotted porcelain crab (Neopetrolisthes maculatus) in anemone, Gorontalo, Sulawesi Indonesia, Southeast Asia, Asia
The Philippine tarsier (Tarsius syrichta), known locally as the Maumag, an endangered tarsier species endemic to the Philippines, Southeast Asia, Asia
Giant Cardon cactus (Pachycereus pringlei) (Cardan) is a species of cactus native to northwestern Mexico, North America
Male manta ray with almost pure white ventral surface, may be a new species, for now known as Manta alfredi, Yum Balam Marine Protected Area, Quintana Roo, Mexico, North America
Lilac-Breasted Roller (Coracias caudata), Masai Mara National Reserve, Kenya, East Africa, Africa
Dendrobatid poison dart Frog (Dendrobates leucomelas), Venezuela, South America
Dendrobatid poison dart Frog (Dendrobates leucomelas), Venezuela, South America
Dark Field Light Micrograph of a male Mosquito (Anopheles sp.), magnification x 65 (if print A4 size: 29.7 cm wide)
Golden-crowned Sifaka (Propithecus tattersalli), an endangered species, sunbathing on ground, Daraina, Northern Madagascar, Africa
Black frog (Oreophrynella quelchii), Roraima summit, Venezuela, South America
Baby African Elephant (Loxodonta africana) standing by its mother's leg, Addo Elephant National Park, South Africa, Africa
Desert Bighorn Sheep (Ovis canadensis nelsoni) ram in captivity exhibiting the Flehmen response, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
Bull Elk (Cervus canadensis) with the Flehmen response during the rut, Jasper National Park, Alberta, Canada, North America
Two bull Elk (Cervus canadensis) fighting, Jasper National Park, Alberta, Canada, North America
Sonoran Desert Sidewinder (Sonoran Sidewinder) (Crotalus cerastes cercobombus) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
Male Spotted-backed weaver (Village weaver) (Ploceus cucullatus) building a nest, Hluhluwe Game Reserve, South Africa, Africa
River Otter (Lutra canadensis) in captivity, resting and sucking on its tail, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
Two male Impala (Aepyceros melampus), Imfolozi Game Reserve, South Africa, Africa
Northern Mojave Rattlesnake (Crotalus scutulatus scutulatus) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America
Male Spotted-backed weaver (Village weaver) (Ploceus cucullatus) building a nest, Hluhluwe Game Reserve, South Africa, Africa
Male Spotted-backed weaver (Village weaver) (Ploceus cucullatus) building a nest, Hluhluwe Game Reserve, South Africa, Africa
Male lion (Panthera leo), showing tongue, AfriCat Foundation, Okonjima, Central Namibia, Namibia, Africa
Fisherman holding a Silver (Coho) salmon (Oncorhynchus kisutch), Coghill Lake, Alaska, United States of America, North America
Boy catching a Silver (Coho) salmon (Oncorhynchus kisutch) with dad's help, Coghill Lake, Alaska, United States of America, North America
Fisherman catching a Silver (Coho) salmon (Oncorhynchus kisutch) with boy netting the fish, Coghill Lake, Alaska, United States of America, North America
Fisherman holding a Silver (Coho) salmon (Oncorhynchus kisutch), Coghill Lake, Alaska, United States of America, North America
Boy catching a Silver (Coho) salmon (Oncorhynchus kisutch) with dad's help, Coghill Lake, Alaska, United States of America, North America
Blue jeans dart frog (Dendrobates pumilio), Costa Rica, Central America
Male Steenbok (Raphicerus campestris), Kruger National Park, South Africa, Africa
Red Fox (Vulpes vulpes or Vulpes fulva) in the snow, Prospect Park, Wheatridge, Colorado, United States of America, North America
Great frigate bird (Sula nebouxii), Isla Lobos off Isla San Cristobal (San Cristobal Island), Galapagos Islands,UNESCO World Heritage Site, Ecuador, South America
Gray Wolf (Canis lupus) in snow in captivity, near Bozeman, Montana, United States of America, North America
Canadian Lynx (Lynx canadensis) in snow in captivity, near Bozeman, Montana, United States of America, North America
Canadian Lynx (Lynx canadensis) in snow in captivity, near Bozeman, Montana, United States of America, North America
Lepilemur ankaranensis (Ankarana Sportive lemur), Ankarana National Park, Madagascar, Africa
Leaping verreauxi lemur (Verreaux's Sifaka), Berenty Private Reserve, Madagascar, Africa
Male Impala (Aepyceros melampus) with a Red-Billed Oxpecker (Buphagus erythrorhynchus), Kruger National Park, South Africa, Africa
Chacma Baboon (Papio ursinus) baring its teeth to show aggression, Kruger National Park, South Africa, Africa
Female Ring-Tailed Lemur (Lemur catta) sunning herself, in captivity, Denver Zoo, Denver, Colorado, United States of America, North America
Infant Vervet Monkey (Chlorocebus aethiops), Kruger National Park, South Africa, Africa
Canadian Lynx (Lynx canadensis) in snow in captivity, near Bozeman, Montana, United States of America, North America
Pink flamingo (Phoenicopterus ruber), Cormorant Point, Isla Santa Maria (Floreana Island), Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America
Canadian Lynx (Lynx canadensis) in snow in captivity, near Bozeman, Montana, United States of America, North America
Southern Ground-Hornbill (Ground Hornbill) (Bucorvus leadbeateri), Kruger National Park, South Africa, Africa
Canadian Lynx (Lynx canadensis) in snow in captivity, near Bozeman, Montana, United States of America, North America
Galapagos sea lion (Zalophus wollebaeki), Gardner Bay, Isla Espanola (Hood Island), Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America
Vervet Monkey (Chlorocebus aethiops) infant and mother, Kruger National Park, South Africa, Africa
Mountain Lion (Cougar) (Felis concolor) in snow in captivity, near Bozeman, Montana, United States of America, North America
Marine iguana (Amblyrhynchus cristatus), Suarez Point, Isla Espanola (Hood Island), Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America
Great frigatebird (Sula nebouxii), Galapagos Islands, Ecuador, South America
A cleaner shrimp (Lysmata amboinensis), inspects the teeth of an undulated moray eel, Hawaii, United States of America, Pacific, North America
Clown anemonefish (Amphiprion percula), in anemone (Heteractis magnifica), Philippines, Southeast Asia, Asia
A flame tip hermit crab (Calcinus minutus), found in branching hard coral, Yap, Micronesia, 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
Sea star shimp (Periclimenes soror), on a crown-of-thorns starfish (Acanthaster planci), Yap, Micronesia, Pacific
Bubble coral shrimp (Vir philippinensis) on bubble coral (Plerogyra sp.), Philippines, Southeast Asia, Asia
A blackspotted puffer (Arothron nigropunctatus) curled up on the reef for the night, Philippines, Southeast Asia, Asia
A mantis shrimp (Odontodactylus scyllarus), Cebu, Philippines, Southeast Asia, Asia
Endangered Florida manatee (Trichechus manatus latirostris), at Three Sisters Spring in Crystal River, Florida, United States of America, North America
A hawksbill turtle (Eretmochelys imbricata), swims over a reef in the Pacific Ocean, Philippines, Southeast Asia, Asia
Green sea turtle getting its shell cleaned by goldring surgeonfish off Maui, Hawaii, United States of America, Pacific, North America
A female green sea turtle (Chelonia mydas), and schooling bigeye jacks (Caranx sexfasciatus), Malaysia, Southeast Asia, Asia
Longnose hawkfish (Oxycirrhites typus) on gorgonian sea fans (Subergorgia mollis) a hard coral species found in high current areas, Matangi Island, Vanua Levu, Fiji, Pacific
A hawksbill sea turtle (Eretmochelys imbricata), in a colorful overhang on a reef in the Koro Sea, Fiji, South Pacific, Pacific
Florida manatees (Trichechus manatus latirostris), gather at Three Sisters Springs in Crystal River, Florida, United States of America, North America
Florida manatees (Trichechus manatus latirostris), gather at Three Sisters Springs in Crystal River, Florida, United States of America, North America
Green sea turtles (Chelonia mydas), an endangered species, Hawaii, United States of America, Pacific, North America
Several green sea turtles (Chelonia mydas) gather at a cleaning station off West Maui, Hawaii, United States of America, Pacific, North America
The porcelain crab (Neopetrolisthes maculatus), commensal in sea anemones, Philippines, Southeast Asia, Asia
A green sea turtle and schooling bigeye jacks, Sipadan Island, Malaysia, Southeast Asia, Asia
A humpback whale (Megaptera novaeangliae), slaps the surface of the water with its tail, United States of America, Pacific, North America
Wild boar lying on the ground, resting in natural habitat with detailed fur texture at London Zoo, London, England, United Kingdom, Europe
Double-crested Cormorants, among other species of birds, perch on old pilings in the Arthur Kill. Photograph captured shortly after sunrise.
Several species of seagull fight over a pastry in the Raritan Bay in New Jersey. One had just dropped the food into the water before the chaos ensued.
A close-up of the underside of the crown-of-thorns starfish (Acanthaster planci), United States of America, North America
Grey-headed flying fox (Pteropus poliocephalus), Yarra Bend Park, Melbourne,Victoria, Australia, Pacific
Kea (Nestor notabilis), Arthur's Pass, Canterbury high country, South Island, New Zealand, Pacific
Jackass penguin (Speniscus demersus) (African penguin), Boulders Beach, Cape Town, South Africa, Africa
Two swift fox (Vulpes velox) kits, Pawnee National Grassland, Colorado, United States of America, North America
Grey seal (Halichoerus grypus) on beach, Donna Nook, Lincolnshire, England, United Kingdom, Europe
Red deer (Cervus elaphus) stag portrait, Richmond Park, Surrey, England, United Kingdom, Europe
Stoat (Short-tailed weasel) (Mustela erminea), Mount Evans, Colorado, United States of America, North America
Vermilion flycatcher (Pyrocephalus rubinus), Patagonia Lake State Park, Arizona, United States of America, North America
Mountain goat (Oreamnos americanus), Mount Evans, Colorado, United States of America, North America
Whooper swans (Cygnus cygnus) family, Hoffelsjokull glacier in background, north of Hofn, East Fjords region (Austurland), Iceland, Polar Regions
Red deer (Cervus elaphus) hinds, Richmond Park, Surrey, England, United Kingdom, Europe
Swift fox (Vulpes velox) vixen and kit, Pawnee National Grassland, Colorado, United States of America, North America
Whooper swans (Cygnus cygnus) family, Hoffelsjokull glacier in background, north of Hofn, East Fjords region (Austurland), Iceland, Polar Regions
Puffin (Fratercula arctica) at Latrabjarg, largest bird colony in Europe, West Fjords (Vestfirdir), Iceland, Polar Regions
Puffins (Fratercula arctica) on small cliffs near Bakkagerdi (Borgafjordur Eystri), East Fjords (Austurland), Iceland, Polar Regions
Violet-crowned hummingbird (Amazilia violiceps) in flight, Patagonia, Arizona, United States of America, North America
Pallas cat (Otocolobus manul) close-up, controlled conditions, Kent, England, United Kingdom, Europe
Grey seal (Halichoerus grypus) pup, Donna Nook, Lincolnshire, England, United Kingdom, Europe
Grey seal (Halichoerus grypus) bull, Donna Nook, Lincolnshire, England, United Kingdom, Europe