Tony Wu / Japanese dwarf flying squirrel (Pteromys volans orii) male sitting in tree, portrait. Hokkaido, Japan. March

Jack Dykinga / Burrowing owl (Athene cunicularia) with head turned to one side, Marana, Sonoran Desert, Arizona, USA. October.

Mark Taylor / Patterdale terrier dog puppy, Korka, age 4 months.

Cheryl-Samantha Owen / Common or plains zebra (Equus quagga burchelli) grazing in bushTarangire National Park, Northern Tanzania.

David Pattyn / Alpine ibex (Capra ibex) two adult males in mountain landscape. Alps, Aosta Valley, Gran Paradiso National Park, Italy. September.

David Pattyn / Black necked grebe (Podiceps nigricollis) adult, The Netherlands.April 2014

Eric Baccega / Portrait of Naro San Bushman with leather headdress made of duiker skin, Kalahari, Ghanzi region, Botswana, Africa. October 2014.

Ben Cranke / Steller's Sea Eagle (Haliaeetus pelagicus) portrait, Hokkaido, Japan. February.

Bert Willaert / Marbled poison dart frog (Epipedobates boulengeri) on leaf, Ecuador.

Steve Knell / Song thrush (Turdus philomelos clarkei) portrait, Hungary, May.

Konrad Wothe / Black kitten in garden, Germany

Andrew Parkinson / Gannet (Morus bassanus) adult portrait. Shetland Islands, Scotland, UK, September

David Tipling / Shining Honeycreeper (Cyanerpes lucidus) La Selva, Costa Rica

Benjamin Barthelemy,Benjamin Barthelemy / Female Azure damselfly (Coenagrion puella), Vallee de la Seille (Seille Valley), Lorraine, France, June

Petra Wegner,Petra Wegner / French Bulldog bitch with blue-white, aged one year

Petra Wegner,Petra Wegner / British Shorthair Cat with chocolate coat

Igor Shpilenok,Igor Shpilenok / Portrait of male Reindeer (Rangifer tarandus) with large antlers, in velvet. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, June.

Chris Gomersall / 2020VISION / European river otter (Lutra lutra) cub amongst kelp on shoreline, Shetland Isles, Scotland, UK, October.

Mark Taylor / Portrait of a Beagle puppy.

Florian Möllers / House sparrow (Passer domesticus) breeding in the cannon tube of a tank at the Russian War Monument, Unter den Linden, Berlin, Germany, June 2007

Jane Burton / White-faced black-and-white Border Collie puppy.

Ernie Janes / Jack russell terrier in box with Christmas tree

Ernie Janes / Jack russell terrier in wheelbarrow with apples, UK

Petra Wegner / Australian Cattle Dog, portrait lying down in straw with Pumpkins / Squash

Petra Wegner / Boston Terrier, head portrait of male

Tony Heald / RF- Black rhinoceros (Diceros bicornis) looking threatening, Etosha National Park, Namibia, June. Endangered species. (This image may be licensed either as rights managed or royalty free.)

Magnus Lundgren / Wild Wonders of China / Central Yunnan black crested gibbon (Nomascus concolor jingdongensis), mother and baby sitting in tree. Wuliangshan Nature Reserve, Jingdong, Yunnan Province, China.

Edwin Giesbers / RF - White lion (Panthera leo) male, portrait. Captive, Netherlands. (This image may be licensed either as rights managed or royalty free.)

Ross Hoddinott / RF - Common blue damselfly (Enallagma cyathigerum), portrait, Broxwater, Cornwall, UK. July . (This image may be licensed either as rights managed or royalty free.)

Klein & Hubert / Tyrolese Grey cow (Bos taurus) head portrait, Austria.

Klein & Hubert / Organic free range domestic mixed breed Pietrain x Landrace pig (Sus scrofa domesticus) in forested pen, autumn, Germany.

Hermann Brehm / Bat Falcon (Falco rufigularis) perched in tree hole,, Pantanal, Brazil.

Wim van den Heever / Bare-faced curassow (Crax fasciolata) portrait of female, Pantanal, Brazil.

Tui De Roy / Young Reticulated Giraffe (Giraffa camelopardalis reticulata), sitting in sunlight. Laikipia, Kenya. September.

Mark Jones / Portrait of Reticulated Giraffe (Giraffa camelopardalis reticulata) in shrubland. Laikipia, Kenya. February.

Mark Jones / Reticulated Giraffe (Giraffa camelopardalis reticulata) standing in shrubland. Laikipia, Kenya. March.

Pascal Pittorino / Golden bloomed grey longhorn (Agapanthia villosoviridescens) resting on a flower, Var, Provence, France, May

Cheryl-Samantha Owen / Pregant cow silhouetted at sunset, on cattle ranch, Garfield County, Nebraska, USA. October.

Andy Trowbridge / RF- Female New Zealand Falcon (Falco novaeseelandiae) perched on flax plant. Oreti Valley, South Island, New Zealand. January. Endemic. (This image may be licensed either as rights managed or royalty...

George Sanker / Mallard (Anas platyrhynchos) walking on ice, Acadia National Park, Maine, USA, April.

Mark Taylor / Bengal cat standing walking over pine needles.

Mark Taylor / Blue merle Collie and Poodle 'Cadoodle' puppy.

Mark Taylor / Chocolate blue eyed Mini American Shepherd puppy.

Mark Taylor / Working English Springer Spaniel puppy, 6 weeks, lying with crossed paws.

Pascal Kobeh / Diver with Great white shark (Carcharodon carcharias) in open water, Guadalupe island, Mexico. Pacific Ocean. November 2006.

Barry Mansell / Brown-headed nuthatch (Sitta pusilla), male. North Florida, USA, March.

Kristel Richard / Head portrait of wild rare Losino stallion, Losa Valley, Burgos, Spain. January 2014.

Andy Rouse / RF- Little Owl (Athene noctua) standing on ground, UK, May. (This image may be licensed either as rights managed or royalty free.)