Jane Burton / Chocolate registered Border Collie dog, 9 months.

Jane Burton / Portrait of Black-and-white Border Collie bitch.

Mark Taylor / Playful Border Collie puppies, 6 weeks.

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

Mark Taylor / Border Collie puppy.

Mark Taylor / Border Collie puppy portrait.

Juergen Freund / Gorgonian fan coral with crinoids / featherstars, Kimbe Bay, West New Britain, Papua New Guinea

Eric Baccega / Black-legged Kittiwake (Rissa tridactyla) on ice. Floe edge, Arctic Bay, Nunavut, Canada, April.

Troels Jacobsen/Arcticphoto / A group of Rockhopper Penguins (Eudyptes chrysocome) under long coastal grasses. The world population of Northern Rockhopper has declined by 90% in the past 60 years. Nightingale Island, Tristan da Cu...

Inaki Relanzon / Limestone formations under a heavy sky. Torcal de Antequera Nature Reserve, Malaga, Spain, November 2009.

LYNN M. STONE / Portrait of English Springer Spaniel (field type). Elkhorn, Wisconsin, USA, January.

LYNN M. STONE / Yellow Labrador Retriever standing in glasswort against a blue sky. Monterey Peninsula, California, USA, February.

Juergen Freund / School of Bigeye jacks / Trevally (Caranx sexfasciatus). Misool, Raja Ampat, West Papua, Indonesia

Juergen Freund / Schooling Banggai cardinalfish in anemone tentacles. (Pterapogon kaudemi). Lembeh Strait, North Sulawesi, Indonesia

Juergen Freund / Nudibranchs (Hypselodoris / Chromodoris bullocki) mating and laying eggs, Lembeh Strait, North Sulawesi, Indonesia

Juergen Freund / Dock worker carrying Yellowfin tuna ashore for weighing, Jacana tuna fish landing, Puerto Princesa, Palawan, Philippines, April 2009

Mark Taylor / Blue Bearded Collie puppy, 3 months, yawning.

Mark Taylor / Tricolour Border Collie puppy.

Mark Taylor / Portrait of a Bulldog puppy sitting, 11 weeks.

Mark Taylor / Bulldog puppy, 11 weeks, rear view sprawled out and looking round.

Mark Taylor / Head portrait of a Bulldog puppy, 11 weeks.

Mark Taylor / Blue Bearcoat Shar Pei puppy, 13 weeks, sitting and looking up.

Mark Taylor / Bearcoat Shar Pei mother, with her Blue Bearcoat puppy, 13 weeks.

Mark Taylor / Portrait of a Rough Collie puppy, 14 weeks.

Mark Taylor / Portrait of a Beagle puppy.

Mark Taylor / Tricolour Border Collie puppy in play-bow.

Mark Taylor / Border Collie bitch, running towards the camera.

Mark Taylor / Black-and-white Border Collie looking at ginger kitten.

Juergen Freund / Oceanic sunfish (Mola mola) with bannerfish and angelfish cleaning it. Taken at 42 meters. Nusa Penida, Lesser Sunda Islands, Indonesia,

Jane Burton / Cream Dapple Miniature Long-haired Dachshund puppy with British shorthair red tabby Kitten.

Jane Burton / Black-and-white Border Collie bitch lying chin on floor with black-and-white kitten.

Tony Phelps / Scorpion (Uroplectes lineatus / carinatus) female carrying hatchlings on its back; a rare example of parental care in invertebrates. De Hoop Nature Reserve, Western Cape, South Africa, January.

Colin Varndell / Red Deer (Cervus elaphus) hinds silhouetted in grassland. Richmond Park, London, UK, October.

Florian Möllers / Golden snub-nosed monkey (Rhinopithecus roxellana qinlingensis) females, subadults and infants socialising in tree, Zhouzi Nature Reserve, Qinling mountains, Shaanxi, China. April 2006

Anup Shah / African elephant (Loxodonta africana) group leaving a waterhole - wide angle perspective. Masai Mara National Reserve, Kenya. March

Anup Shah / African elephant (Loxodonta africana) group drinking from waterhole - wide angle perspective. Masai Mara National Reserve, Kenya. March

Anup Shah / Common / Plains Zebra (Equus quagga burchellii) herd running away from the Mara River - wide angle perspective, Masai Mara National Reserve, Kenya. September 2009.

Anup Shah / Flock of White-backed vultures (Gyps africanus) feeding on a carcass, wide angle perspective. Masai Mara National Reserve, Kenya. September

Anup Shah / Thomson's gazelles (Eudorcas thomsonii) following a herd of Wildebeest (Connochaetes taurinus) as they cross the Mara River, wide angle perspective, Masai Mara National Reserve, Kenya. September

Anup Shah / Eastern White-bearded Wildebeest (Connochaetes taurinus) herd running - wide angle perspective, Masai Mara National Reserve, Kenya. August

Anup Shah / Eastern White-bearded Wildebeest (Connochaetes taurinus) herd running - wide angle perspective, Masai Mara National Reserve, Kenya. August 2009.

Anup Shah / Eastern White-bearded Wildebeest (Connochaetes taurinus) herd running - wide angle perspective, Masai Mara National Reserve, Kenya. August 2009.

Anup Shah / Eastern White-bearded Wildebeest (Connochaetes taurinus) herd crossing the Mara River, close up of legs - wide angle perspective. Masai Mara National Reserve, Kenya. September 2009.

Edwin Giesbers / Five Mallard (Anas platyrhynchos) walking in a line across snow. Three males and two females. The Netherlands, January.

Martin Camm / Carwardine / Illustration of Common bottle-nosed / Bottlenose dolphin (Tursiops truncatus) and Indo-Pacific dolphin (T. aduncus) breach and dive sequence in profile (Wildlife Art Company).

Chris Shields / Illustration of wildlife at African waterhole: Water buffalo (Syncerus caffer),gazelle,African lion (Panthera leo),African elephant (Loxodonta sp), weaver birds (Ploceidae).

Martin Camm / Carwardine / Illustration of magnetic fields and dolphins stranding (Wildlife Art Company).

Sergey Gorshkov / Migrating Salmon (Salmonidae) Lake Kuril, Kamchatka, Far East Russia, August

Orsolya Haarberg / Wind turbines for renewable energy, Masoy, Finnmark, Norway, July 2006

Orsolya Haarberg / Winter landscape with snow-covered trees in forest, Riisitunturi National Park, Lapland, Finland, February 2007

Tim Laman / Marine Iguanas (Amblyrhynchus cristatus) on the south coast of Espanola Island, Galapagos, Vulnerable species

Georgette Douwma / Lyrtetail anthias (Pseudanthias squamipinnis) in water column with Peach anthias (Pseudanthias dispar) in background. Indonesia, October

David Noton / Woman and man with livestock walking along path, Isla del Sol, Lake Titicaca, Bolivia, December 2009

Sue Flood / Bluefin tuna {Thunnus thynnus} captive in fish farm, Japan, 2000

Yva Momatiuk & John Eastcott / Sockeye Salmon (Oncorhynchus nerka) group swimming upstream between forested banks during spawning run, Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada

Yva Momatiuk & John Eastcott / Sockeye Salmon (Oncorhynchus nerka) group swimming upstream between forested banks during spawning run, Adams River, Roderick Haig-Brown Provincial Park, British Columbia, Canada

Aflo / Portrait of young boy lying down with Longhaired Dachshund

Solvin Zankl / Cocker Spaniel head portrait, aged 5 years

Kim Taylor / Wood Ant (Formica rufa) workers on top of their nest synchronise ejection of formic acid droplets to maximise deterrent effect on potential predator, UK. Commended in the Audubon Society of Greater De...

Pete Oxford / Small Ground Finch (Geospiza fuliginosa) being ringed for Avian pox research, Puerto Ayora, Santa Cruz Island, Galapagos, endemic

Pete Oxford / Finch specimens at the Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands, L to R Top: Large Ground Finch (Geospiza magnirostris), Woodpecker Finch (Cactospiza pallidu...

Bernard Castelein / Cinereous / European Black Vulture (Aegypius monachus) in dispute with an Eurasian Griffon Vulture (Gyps fulvus), alongside a Himalayan Griffon (Gyps himalayensis) and Long-billed Vulture (Gyps indicu...

Bernard Castelein / Young buddhist monk beating the drum during morning pudja, Thikse Gompa / Monastery, Ladakh, India

Ernie Janes / Basset hound, portrait, looking out of car, UK

Ernie Janes / Border collie, head portrait, Norfolk, UK, May

Ernie Janes / English Springer spaniel running over beach at low tide, August, UK

Ernie Janes / English Springer Spaniel running, Norfolk, UK

Anup Shah / African elephant (Loxodonta africana) investigating with its trunk, Masai Mara National Reserve, Kenya. March

Anup Shah / African elephant herd (Loxodonta africana) spraying mud with trunk, Masai Mara National Reserve, Kenya. December

Anup Shah / Common or Plains zebra (Equus quagga burchellii)crossing the Mara River. Masai Mara National Reserve, Kenya, September 2009

Ernie Janes / Cocker spaniel, female, portrait

Ernie Janes / Household Cavalry exercising their horses on Holkham Beach, Norfolk, UK, July 2008

Ernie Janes / Free range Domestic pig (Sus scrofa domesticus) four piglets at four weeks, UK, July 2010

Ernie Janes / Basset hound, portrait, resting head on back of car, eyes half closed, UK

Thomas Marent / Fluorescent Fungus (Mycena illuminans) mushrooms glowing at night, Tanjung Puting National Park, Borneo, Indonesia

LYNN M. STONE / Pair of English Springer Spaniels, one black and white, one liver and white, amongst autumn leaves with pumpkins in cart, Illinois, USA

David Tipling / Pied wagtails (Motacilla alba yarrellii) silhouetted against the moon, roosting in tree in shopping centre. Kent, UK, December

Ernie Janes / Border Collie, working dog looking through gate, Wales, UK

Ernie Janes / Jack russell terrier in box with Christmas tree

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

Petra Wegner / Smooth haired Dachshund, black and tan, with with Whippet standing over

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

Petra Wegner / Australian Shepherd, red-tri coated, portrait sitting in snow, with picket fence behind

Petra Wegner / Australian Shepherd, red-tri coated, portrait lying in snow panting, with picket fence behind

Laurent Geslin / Herring gull (Larus argentatus) swooping down to feed on chips in a busy seaside resort, France

ASHISH & SHANTHI CHANDOLA / Rabari caravan with women leading camels loaded up for the journey, Kutch, Gujarat, India, August 2009

Andrew Parkinson / Pair of Greylag geese (Anser anser) and chicks spotlit by dawn sunlight near a small weir. Nottinghamshire, UK, May (non-ex)

Michel Poinsignon / Flock of Mute swans (Cygnus olor) in winter, snowing, Lorraine, France, February

Alex Mustard / Group of Manta rays (Manta birostris) feeding together on plankton in a shallow lagoon. Hanifaru Lagoon, Baa Atoll, Maldives. Indian Ocean.

Winfried Wisniewski / African Elephant (Loxodonta africana) and tourist boat, Chobe River, Chobe National Park, Botswana

Alex Mustard / Lemon shark (Negaprion brevirostris) in shallow water at the surface, split level. Little Bahama Bank, Bahamas. West Atlantic Ocean.

Alex Mustard / Lemon shark (Negaprion brevirostris) under sun rays. Little Bahama Bank, Bahamas. West Atlantic Ocean.

Alex Mustard / Caribbean reef shark (Carcharhinus perezi) swims over a coral reef. Grand Bahama Island, Bahamas. Tropical West Atlantic Ocean.

Alex Mustard / A pod of Atlantic spotted dolphins (Stenella frontalis) riding on the bow wave of a boat. Sandy Ridge, Little Bahama Bank. Bahamas

Tim Laman / Grouper holding pens, destined for the live fish trade to Hong Kong. Raja Ampat Islands, West Papua, Indonesia, May 2007

Alex Mustard / A school of Southern stingrays (Hypanus americanus) on a sand bar, Grand Cayman, Cayman Islands. British West Indies. Caribbean Sea.