Danny Green / Hazel Dormouse (Muscardinus avellanarius) hibernating amongst leaves and acorns. Captive. Leicestershire, UK, October.
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Uri Golman / Head portrait of photographer Uri Golman in temperatures of -40 degrees celsius, with frost in his beard. Greenland. March 2009. Model released
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Ingo Arndt / Grizzly bear (Ursus arctos horribilis) picture taken with a remote camera car, Alaska, July.
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Ingo Arndt / Harvest Mouse (Micromys minutus) using tail whilst climbing in reed, Germany, captive.
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Ingo Arndt / Grizzly bear (Ursus arctos horribilis) portrait, Lake Clark National Park, Alaska, USA, September.
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Debapratim Saha/ BIA / Hair-crested Drongo (Dicrurus hottentottus), West Bengal, India
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Suzi Eszterhas / Pygmy Three-toed Sloth (Bradypus pygmaeus) biologist, Rebecca Cliffe, taking hair samples, Isla Escudo de Veraguas, Panama
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Wim van den Heever / Vervet Monkey (Chlorocebus pygerythrus) baby jumping between branches, photographed mid air. Okavango Delta Botswana.
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Solvin Zankl / The Scarce Merveille du Jour (Moma alpium) caterpillar with urticating hairs on English oak tree (Quercus robur) leaf, Stettin Lagoon, Bay of Szczecin, Germany, August.
01526212
Juan Carlos Munoz / Grevy's zebra (Equus grevyi) close up of muzzle, Captive, occurs in Kenya and Ethiopia, Endangered species.
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Jeff Vanuga / Shiras moose (Alces alces shirasi) bull in rut. Grand Teton National Park, Wyoming, USA, October.
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Edwin Giesbers / European bison (Bison bonasus) close up portrait showing horns, Zuid-Kennemerland National Park, the Netherlands. January. Reintroduced species.