Eric Baccega / Male Ostrich (Struthio camelus) protecting chicks from the sun with its wings, Samburu National Reserve, Kenya, Africa.

Eric Baccega / African fish eagle (Haliaeetus vocifer) fishing, Baringo lake, Kenya, Africa.

Shattil & Rozinski,Shattil & Rozinski / Mule deer (Odocoileus hemionus), with the Denver skyline and Rocky Mountains in the background, Denver, Colorado, USA, November.

Shattil & Rozinski,Shattil & Rozinski / Red fox (Vulpes vulpes) playing with a dead squirrel in a garden Denver, Colorado, USA, July.

Shattil & Rozinski,Shattil & Rozinski / Black bear (Ursus americanus) cub climbing a fence, Minnesota, USA, May.

Mark Taylor / Car park flooded by River Wey, with cars almost completely submerged during Christmas 2013 flooding, Guildford. Surrey, England, UK. 25th December 2013.

Juergen Freund / Stars facing north towards constellation Perseus with Perseid meteor shower, above farming fields in the Atherton Tablelands, Far North Queensland. August 14, 2013 4am, composite image.

Juergen Freund / Glowing / bioluminescent fungi on rainforest tree, possibly Omphalotus nidiformis, Tableland rainforest, Far North Queensland, Australia

David Pattyn / Temperate rainforest scenic with ancient Red cedar tree (Thuja plicata). Pacific Rim National Park, Vancouver Island, British Columbia, Canada, August.

David Pattyn / Western Red Cedar trees (Thuja plicata) in temperate rainforest. Cathedral grove in MacMillan provincial park, Vancouver Island, British Columbia, Canada, August.

David Pattyn / Humpback Whale (Megaptera novaeangliae) tail slapping, tail lob, lobtailing. Vancouver Island, British Columbia, Canada, July.

Michel Roggo / Anavilhanas Archipelago in the Rio Negro, and flooded forest or 'Varzea forest' Amazonas, Brazil. February 2011

Loic Poidevin / Female Grizzly bear (Ursus arctos horribilis) in water, Khutzeymateen Grizzly Bear Sanctuary, British Columbia, Canada, June.

Loic Poidevin / Female Grizzly bear (Ursus arctos horribilis) standing up, rear view, Khutzeymateen Grizzly Bear Sanctuary, British Columbia, Canada, June.

Loic Poidevin / Barn swallow (Hirundo rustica) flying low over the ground, Indre-et-Loire , France, June.

Chris & Monique Fallows / Indo Pacific Sailfish (Istiophorus platypterus) feeding on sardines (Sardina pilchardus), Isla Mujeres, Mexico, March.

Chris & Monique Fallows / Black browed albatros (Thalassarche melanophrys), Cape Point, South Africa.

Georgette Douwma / Coral reef scenery with a pair of Red Sea raccoon butterflyfish (Chaetodon fasciatus), Pygmy sweepers (Parapriacanthus guentheri) and soft corals (Dendronephthya sp) Egypt, Red Sea.

Georgette Douwma / Striated fusilier (Caesio striatus) school feeding on fish spawn at dusk. Egypt, Red Sea.

Georgette Douwma / Lyretail anthias / Goldies (Pseudanthias squamipinnis) over coral reef with soft corals (Dendronephthya sp) Egypt, Red Sea.

Nick Upton / Pollen and nectar flower mix strip with Mustard (Brassicaceae), Common sainfoin (Onobrychis viciifolia) and Red clover (Trifolium pratense) bordering a Barley crop (Hordeum vulgare), Marlborough Downs...

Will Watson / Three Hereford bullocks feeding on hay, Herefordshire Plateau, England, April.

Loic Poidevin / wo juvenile Barn swallows (Hirundo rustica)peched on a twig and begging for food, Indre-et-Loire , France, June.

Loic Poidevin / Female Grizzly bear (Ursus arctos horribilis) standing up, with two cubs nearby, Khutzeymateen Grizzly Bear Sanctuary, British Columbia, Canada, June.

Loic Poidevin / Grizzly bear (Ursus arctos horribilis) cub peering out from behind its mother, Khutzeymateen Grizzly Bear Sanctuary, British Columbia, Canada, June.

Konrad Wothe / Hoatzins (Opisthocomus hoazin) perched in rainforest, Tambopata Reserve, Peru, South America.

Guy Edwardes / Quilota Crater Lake, Cotopaxi Province, Ecuador, September 2010.

Gary K. Smith / Marsh harrier (Circus aeruginosus) adult female circling over Oilseed rape crop, Norfolk, England, May. Digital composite.

Juan Carlos Munoz / Walia ibex (Capra walie) silhouetted against the sky, Simien Mountains, Ethiopia.

Juan Carlos Munoz / Two Great egrets (Ardea alba) wading, silhouetted at dawn, Keoladeo National Park, Bharatpur, Rajasthan, India.

Juan Carlos Munoz / Gemsbok (Oryx gazella) silhouetted at dawn, Kalahari Desert, Botswana.

Erlend Haarberg / Stoat (Mustela erminea) in white winter coat. Vauldalen, Sor-Trondelag, Norway, May.

Erlend Haarberg / Stoat (Mustela erminea) in white winter coat, trying to steal fish (trout) hanging on transparent fishing line. Vauldalen, Sor-Trondelag, Norway, April

Eric Medard / Ibex (Capra ibex) males fighting, Jura, Switzerland, captive

Enrique Lopez-Tapia / The forests of the Modi Khola river valley shrouded in fog. Annapurna Sanctuary, central Nepal, November 2011.

Kristel Richard / Portrait of a rare five-day old Posavina filly hidden by her mother's tail, Lonja, Croatia, August.

Dave Watts / Striated Fieldwren (Calamanthus fuliginosus) Tasmania, Australia

Juan Carlos Munoz / Fallow deer (Dama dama) stags, captive, Cabarceno Park, Cantabria, Spain, June.

Juan Carlos Munoz / Red-legged Seriema (Cariama cristata) portrait, captive, Apenheul Park, Netherlands.

Juan Carlos Munoz / Golden-headed lion tamarin (Leontopithecus chrysomelas) captive portrait, Apenheul Park, Netherlands.

Juan Carlos Munoz / Northern Bald Ibis (Geronticus eremita) captive, Apenheul Park, Netherlands.

Juan Carlos Munoz / Black howler monkeys (Alouatta caraya) male and two females calling from tree, captive, Apenheul Park, Netherlands.

Tim Laman / Aerial view of morning mist above the Tiputini River in Yasuni National Park, Francisco de Orellana Province, Ecuador, July.

Graham Eaton / Salmon / Trout fish (Salmo sp) jumping a waterfall on the Afon Lledr, Betws Y Coed, Wales, October

George Sanker / Alligator (Alligator mississippienis) at the surface, with clouds reflected on the water, Everglades, Florida, USA, March.

Christophe Courteau / Iceberg, Spitzbergen, Norway, June, 2012.

Christophe Courteau / Landscape view across the Woodfjord, Spitzbergen, Svalbard, Norway, June, 2012.

Christophe Courteau / Aerial View of Spitzbergen, Svalbard, Norway, June 2012.

Jabruson / Chimpanzee (Pan troglodytes schweinfurthii) in cage, confiscated from poachers, housed in Epulu, Okapi Wildlife Reserve, Orientale Province, North-East, Democratic Republic of Congo

Jane Burton / Siamese fighting fish (Betta splendens) 'phantom' coloured male displaying to a female, captive from Malaysia and Thailand.

Fiona Rogers / Sumatran orangutan (Pongo abelii) female 'Sandra' aged 22 years portrait. Gunung Leuser National Park, Sumatra, Indonesia. Apr 2012. Rehabilitated and released (or descended from those which were rele...

Fiona Rogers / Sumatran orangutan (Pongo abelii) female 'Pesec' aged 28 years portrait. Gunung Leuser National Park, Sumatra, Indonesia. Apr 2012. Rehabilitated and released (or descended from those which were relea...

Fiona Rogers / Sumatran orangutan (Pongo abelii) mature male 'Halik' aged 26 years lying down - portrait. Gunung Leuser National Park, Sumatra, Indonesia. Apr 2012. Rehabilitated and released (or descended from thos...

Fiona Rogers / Lion-tailed macaque (Macaca silenus) male portrait. Anamalai Tiger Reserve, Western Ghats, Tamil Nadu, India.

Edwin Giesbers / Female Jaguar (Panthera onca), captive, occurs in Southern and Central America.

Edwin Giesbers / Female Jaguar (Panthera onca), captive, occurs in Southern and Central America.

Edwin Giesbers / Jaguar (Panthera onca) cub looking over its mother's back, captive, occurs in Southern and Central America.

Edwin Giesbers / Sumatran tiger (Panthera tigris sumatrae), captive, occurs in Sumatra, Indonesia.

Edwin Giesbers / Close-up of the spot pattern on skin / fur of a female Persian leopard (Panthera pardus saxicolor), captive, occurs in the Caucasus, Turkmenistan and Afghanistan.

Markus Varesvuo / Guillemots (Uria aalge) in flight in snow, Vardo, Norway, March. Winner of 2nd Prize in the Nature (Single images) category of the World Press Photo Competition 2014.

Will Watson / Large hail stones falling during a storm, Herefordshire, England, UK, December.

Alex Mustard / A long exposure renders Bar jacks (Carangoides ruber) as ghostly trails as they swim around a sponge, on a coral reef, at night. East End, Grand Cayman, Cayman Islands. Overall winner of GDT competiti...

John Waters / Flood water spilling out of the River Parrett into the surrounding fields of Aller Moor. Somerset Levels, Somerset, UK, January 2014

Michele Westmorland / Large school of scalloped hammerhead sharks (Sphyrna lewini). Galapagos Islands.

Roger Powell / Rear view of Ruff (Philomachus pugnax) in full display at the lek. Varanger, Finmark, Norway, May.

Edwin Giesbers / Artic fox (Vulpes lagopus) portrait, captive, Norway, February.

Edwin Giesbers / Portrait of an Arctic fox (Vulpes lagopus), captive, Norway, February.

Roger Powell / Satellite male Ruff (Philomachus pugnax) in full display at the lek. Varanger, Finmark, Norway, May.

Colin Varndell / Contorted vertical beds at Durdle Dor, Dorset, UK.

Michele Westmorland / Booby (Sula nebouxii) looking at camera underwater, Galapagos Island.

Mike Wilkes / Burchell's zebra (Equus quagga burchellii) walking in single file, Ngorongoro Crater,Tanzania

Ann & Steve Toon / Harvest mouse (Micromys minutus), captive, UK, June. *Not available for greetings cards, worldwide until November 2016*

Ann & Steve Toon / Osprey (Pandion haliaetus) catching trout, Rothiemurchus estate, Cairngorms, Scotland, UK, July

Ann & Steve Toon / Elephant trunk (Loxodonta africana), Etosha national park, Namibia, May

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

Bert Willaert / View from the top of the Ozarde waterfalls near Koyna Lake during the monsoon. Western Ghats, India, August 2010.

Chris Mattison / Yellow poison dart frog (Phyllobates terribilis) the world's most poisonous amphibian captive from northern South America.

Chris Mattison / Yellow poison dart frog (Phyllobates terribilis) the world's most poisonous amphibian captive from northern South America.

Chris Mattison / Barred leaf frog (Phyllomedusa tomopterna) captive from South America.

Chris Mattison / Green tree monitor (Varanus prasinus) with tongue out, captive from SE Asia.

Chris Mattison / Red-eyed leaf frog (Agalychnis callidryas) from Central America

Fergus Gill / Whooper Swan (Cygnus cygnus) adult bird in afternoon light. Perthshire, Scotland, March.

Fergus Gill / Red Fox (Vulpes vulpes) portrait in an urban area. Glasgow, Scotland. May.

Fergus Gill / Tree sparrows (Passer montanus) perching on a branch in the rain. Perthshire, Scotland, December.

Peter Lewis / Fireworks over the London Eye on New Years Eve 2012. London, England, UK.

Roger Powell / Pair of Montagu's harriers (Circus pygargus) undertaking a courtship food pass, Castro Verde, Alentejo, Portugal, April.

Roger Powell / Little owl (Athene noctua) perched on a fence post, stretching its wings, Castro Verde, Alentejo, Portugal, April.

Roger Powell / Little owl (Athene noctua) perched on a fence post, ruffling its feathers, Castro Verde, Alentejo, Portugal, April.

Roger Powell / Spanish imperial eagle (Aquila adalberti) perched on a rock and stretching its wings, Castro Verde, Alentejo, Portugal, April.

Roger Powell / Five Cattle egrets (Bubulcus ibis) in flight, Castro Verde, Alentejo, Portugal, April.

Roger Powell / Cattle egret (Bubulcus ibis) perched on the back of a sheep, with another on the ground, Castro Verde, Alentejo, Portugal, April.

Mark Taylor / Cute chocolate Toy Goldendoodle puppy in play-bow.

Mark Taylor / Two cute tabby kittens, Stanley and Fosset, 7 weeks, sleeping in a hammock.

Mark Taylor / Black Maine Coon kitten and cute Doxiedoodle puppy.

Mark Taylor / Liver Flatcoated Retriever puppy, 6 weeks, with two baby Guinea pigs.

Mark Taylor / Liver Flatcoated Retriever puppy, 6 weeks.