Yukihiro Fukuda / Feral domestic rabbit (Oryctolagus cuniculus) standing on hind legs on coast, Okunojima Island, also known as Rabbit Island, Hiroshima, Japan.
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Steven Kazlowski / Young Polar bear (Ursus maritimus) standing and trying to balance in shallow water along the Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, Oc...
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Steven Kazlowski / Young Polar bear (Ursus maritimus) standing and trying to balance in shallow water along the Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, Oc...
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Steven Kazlowski / Young Polar bear (Ursus maritimus) standing and trying to balance in shallow water along the Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, Oc...
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Ole Jorgen Liodden / Arctic tern (Sterna paradisaea) attacking an Arctic Fox (Vulpes / Alopex lagopus) protecting its nest site, Spitsbergen, Svalbard, Norway. Highly commended, MAMMALS, GDT 2011 competition
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Mark Taylor / Two playful Bulldog puppies, 11 weeks.
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Andy Rouse / Portrait of a Grizzly Bear (Ursus arctos) cub with paw over face. Katmai, Alaska, USA, September. Not available for ringtone/wallpaper use.
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Anup Shah / Bornean Orangutan (Pongo pygmaeus wurmbii) mature male 'Doyok' sitting on bench made for tourists - wide angle perspective. Pondok Tanggui, Tanjung Puting National Park, Central Kalimantan, Borneo, In...
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Winfried Wisniewski / African Lion (Panthera leo) female nuzzling a male, Masai Mara, Kenya
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Neil Challis / Long-tailed macaque (Macaca fascicularis) playing on mangrove roots, Southern Thailand, March.
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Neil Challis / Little grebe (Tachybaptus ruficollis) chasing a small fish jumping out of the water, before finally catching then eating it, Western Thailand.
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Neil Challis / Two juvenile Long-tailed macaques (Macaca fascicularis) play fighting in a tree during a shower, Western Thailand.
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Joel Sartore / Photo Ark / Horsfield's tarsier (Cephalopachus bancanus) standing up and vocalising, Taman Safari, Indonesia. Captive.
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Joel Sartore / Photo Ark / Two four-week-old Asian leopard cat kittens (Prionailurus bengalensis) falling asleep, one wakes up and stretches, ACCB Cambodia. Captive.
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Joel Sartore / Photo Ark / American flamingo (Phoenicopterus ruber) group lifting heads up into frame, Lincoln Children's Zoo. Captive.
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Joel Sartore / Photo Ark / Least bittern (Ixobrychus exilis) juvenile raising head up, Wildlife Rehabilitation Center, Roseville. Captive.
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Jack Dykinga / Female Burrowing owl (Athene cunicularia) with two chicks in farm fields, near Marana, Arizona, USA.
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Terry Whittaker / Two Arctic fox (Vulpes lagopus) cubs playing together near den, Hornvik, Hornstrandir Nature reserve, Iceland, July.
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Terry Whittaker / Arctic fox (Vulpes lagopus) cubs playing with feather, playfighting and chasing each other near den, Hornvik, Hornstrandir Nature reserve, Iceland, July.
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Kim Taylor / Two Freshwater copepods (Cyclops sp) swimming through pond debris, Surrey, UK, May.
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Rose Summers / Two Common kestrel (Falco tinnunculus) chicks sitting in entrance of nest hole in tree trunk, one chick begins flapping its wings to strengthen them, Devon, England, UK, June.
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Ismaele Tortella / Eurasian otter (Lutra lutra) swimming with snow on its back, calling, Norway
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Doug Gimesy / Portrait of Emu (Dromaius novaehollandiae).
Kangaroo Island, South Australia, Australia.
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Edwin Giesbers / Dalmatian pelican (Pelicanus crispus) group squabbling over fish, Lake Kerkini, Greece.
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Shane Gross / Lemon shark juvenile (Negaprion brevirostris) trying to feed on the leaves of a red mangrove (Rhizophora mangle). As pups, the sharks have to learn to hunt for themselves and sometimes make mistakes....
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Andres M. Dominguez / Crested tit (Lophophanes cristatus) about to land on Elmleaf blackberry (Rubus ulmifolius) plant, Sierra de Grazalema Natural Park, Southern Spain, January.
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Brian Bevan / Male European cuckoo (Cuculus canorus) trying to mate with a decoy female, used as part of a scientific study, Bedfordshire, England, UK, May.
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Brian Bevan / Male European cuckoo (Cuculus canorus) trying to mate with a decoy female, used as part of a scientific study, Bedfordshire, England, UK, May.
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Tui De Roy / Galapagos hawk (Buteo galapagoensis) landing on mating pair of Galapagos giant tortoise (Chelonoidis vandenburgh) Alcedo Volcano, Isabela Island, Galapagos.
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Tui De Roy / Epanola saddelback tortoise (Chelonoidis hoodensis), with Galapagos mockingbird (Mimus parvulus) perched on carapace, Espnola Island, Galapagos.
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Tui De Roy / Galapagos sea lions (Zalophus wollebaeki) sub adult males playing with starfish, Mosquera Islet, Galapagos.
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Suzi Eszterhas / Northern muriqui monkey (Brachyteles hypoxanthus) juvenile aged one year, in tree playing with its mother's tail, RPPN Feliciano Miguel Abdala, Atlantic Forest, Brazil. June.
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Matthew Maran / Red fox vixen (Vulpes vulpes) with four suckling cubs in an allotment, one jumping over her back, London, England, UK, May.
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John Cancalosi / Grey seal (Halichoerus grypus) pup 'waving', UK
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Klein & Hubert / Braunvieh cow in alpine meadow, trying to lick camera with tongue. Austria.
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Klein & Hubert / Harvest mouse (Micromys minutus) climbing between grass stems in summer, France, Controlled conditions.
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Klein & Hubert / Harvest mouse (Micromys minutus) climbing between grass stems in summer, France, Controlled conditions.
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Dave Bevan / Atlantic puffin (Fratercula arctica) returning to nest site, falls over, Yorkshire, England, UK, May.
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Dave Bevan / Eurasian beaver (Castor fiber) scratching before jumping into the water, alarmed, Ceredigion, Wales, UK, July.
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Andres M. Dominguez / European hare (Lepus europaeus), Danube Delta, Romania. July.
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Doug Gimesy / Tim Flannery in summer clothing, reading his best-selling book 'The Weather Makers' on an icy pebble beach, Robert Point, Antarctic Peninsula, Antarctica, to illustrate the warming of the Anta...
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Fred Olivier / Close-up of a Northern sea otter (Enhydra lutris kenyoni) sleeping, with paws over eyes, Kachemak Bay, Alaska, USA.
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Ingo Arndt / Close-up of a Guanaco (Lama guanicoe) feeding, Torres del Paine National Park, Patagonia, Chile, December.
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Phil Savoie / Blue tit (Cyanistes caeruleus) bringing Crab spider (Misumena vatia) prey to nest, Monmouthshire Wales, UK, May.
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Oscar Dewhurst / Great bittern (Botaurus stellaris) head and neck, looking up through reeds. Suffolk, UK. November.
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Oscar Dewhurst / Great bittern (Botaurus stellaris) portrait. Suffolk, UK. November.
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Marie Read / Wood Ducks (Aix sponsa), females behave aggressively toward a male (second from right) that is trying to join them on a floating log, autumn, New York, USA, October.
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John Chan / Juvenile Yellow-crowned night heron (Nyctanassa violacea)predating a twig, learning stalking and hunting skills, Southern California, USA, July.
