Christophe Courteau / Mountain gorillas (Gorilla beringei) Hirwa group led by the silverback dominant male Munyinya, Volcanoes National Park, Rwanda, elevation 2610 m

Eric Dragesco / Small herd of Przewalski's / Takhi Horses (Equus ferus prezewalski) standing together on open grassland, Hustai Nuru National Park, Mongolia

Eric Dragesco / Small herd of Asiatic Wild Ass (Equus hemionus) running, Gobi National Park, Mongolia

Roy Mangersnes / Herring gull (Larus argentatus) in flight with others on water, Norway, July

David Tipling / 2020VISION / Small flock of Greylag geese (Anser anser) flying over snow covered fields, Ken-Dee Marshes RSPB reserve, Dumfries and Galloway, Scotland, UK, December

Mark Carwardine / Three Gentoo Penguins (Pygoscelis papua) standing at the edge of sea ice. Antarctic Peninsula, January. Book plate from Mark Carwardine's Ultimate Wildlife Experiences.

Doug Perrine / Hawaiian / Gray's / Long-Snouted Spinner Dolphins (Stenella longirostris longirostris) with mother and young calf. Keauhou, Kona, Hawaii, Central Pacific Ocean.

Sven Zacek / Roe Deer (Capreolus capreolus) from different angles, only one in focus. Virumaa, Estonia, Europe, March. Winner of the Mammals category in GDT competition 2013. 2nd Prize in the Mammals Category of M...

Sven Zacek / Small herd of Roe Deer (Capreolus capreolus) looking back at the photographer against forested background. Virumaa, Estonia, Europe, February.

Nuno Sa / Blue Sharks (Prionace glauca) at the sea surface. Santa Maria, Azores, August.

B&S Draker / Familiar Bluet Damselflies (Enallagma civile) males perched along a stem. Sinton, Corpus Christi, Coastal Bend, Texas, USA, April.

Anup Shah / Troop of Proboscis Monkeys (Nasalis larvatus) walking on their hindlegs through the mudflats revealed at low tide. Bako National Park, Sarawak, Borneo, Malaysia, March 2010.

Juergen Freund / Harvest of fish in a small purse seiner in an already overfished ocean. Northern Palawan, Philippines, April 2009

Jeff Vanuga / Wild Horses (Equus caballus) grazing in evening light. Pryor Mountain, border of Montana and Wyoming, USA, June.

Diane McAllister / Honey bee (Apis mellifera) approaching a red poppy (Papaver rhoeas) in a small meadow of wildflowers. Nevada, USA, July

Diane McAllister / Newly hatched Western scrub jay chicks (Aphelocoma californica) huddling together in their nest near one last egg. This nest is in a backyard in Reno. Nevada, USA, June

Troels Jacobsen/Arcticphoto / A group of Rockhopper Penguins (Eudyptes chrysocome). The world population of Northern Rockhopper has declined by 90% in the past 60 years. Quest Bay, Gough Island. UNESCO World Heritage site, March.

Juergen Freund / A parade of giant manta rays (Manta birostris) at a cleaning station. North Raja Ampat, West Papua, Indonesia,

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

Juergen Freund / Leatherback turtle (Dermochelys coriacea) baby hatchlings coming out of their nest. Warmamedi beach, Bird's Head Peninsula, West Papua, Indonesia, July 2009.

Anup Shah / African lion (Panthera leo) cubs aged 6-9 months approaching with curiosity watched by their mother, Masai Mara National Reserve, Kenya. February

Anup Shah / White-backed vultures (Gyps africanus) feeding from the carcass of a Cape buffalo (Cyncerus caffer) - wide angle perspective. Masai Mara National Reserve, Kenya. February

Anup Shah / White-backed vultures (Gyps africanus) and Black-back jackal (Canis mesomelas) feeding from the carcass of a Cape buffalo (Cyncerus caffer) - wide angle perspective. Masai Mara National Reserve, Kenya...

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

Anup Shah / Common / Plains Zebra (Equus quagga burchellii) close up view of under belly - wide angle perspective. Masai Mara National Reserve, Kenya. August

Nick Upton / Large flock of Wigeon (Anas penelope) swimming and standing on flooded marshland on a foggy winter day with a small flock of Lapwings (Vanellus vanellus) in the background. Greylake RSPB reserve, Some...

Chris Shields / Illustration of Harlequin ladybird (Harmonia axyridis), four colour variants.

Florian Möllers / Wild boar (Sus scrofa) sow and piglets foraging in a city garden, Argentinischen Allee, Berlin, Germany, March 2007

Orsolya Haarberg / Reindeer (Rangifer tarandus) walking through snowstorm, Vadso, Varanger, Finnmark, Norway, February 2006

Ernie Janes / Three Domestic ducklings in green wooden shed

Ernie Janes / Four Domestic ducklings and one duck egg

Anup Shah / Warthog female (Phacochoerus africanus) feeding with piglets. Masai Mara National Reserve, Kenya, October 2009

Charlie Summers / Gentoo Penguin (Pygoscelis papua) raft in the face of a wave close to shore. Falkland Islands, December

Charlie Summers / Three Cape Ground Squirrels (Xerus inauris) standing together at sunset. Kgalagadi TB Park of South Africa

Ernie Janes / Boer domestic goat (Capra hircus) waiting to be fed, Norfolk, UK, September

Ernie Janes / Domestic sheep, lambs playing in a field, Norfolk, UK, March

Ernie Janes / Four Ducklings in shed, UK

Andrew Parkinson / Small flock of Waxwings (Bombycilla garrulus) perched on a house TV aerial. Nottinghamshire, UK, January. (non-ex)

Andrew Parkinson / Black-headed gulls (Chroicocephalus ridibundus) small flock in winter plumage, backlit by evening sun, taking off from lake. Derbyshire, UK, March (non-ex)

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

Mary McDonald / Pumas (Felis concolor) feeding on kill, camouflaged in tall grassland,Torres del Paine, Chile, South America

Mary McDonald / White-headed Mousebirds (Colius leucocephalus) clustered together in tree to keep warm in the Upper Mara, Masai Mara Game Reserve, Kenya

Staffan Widstrand / Plains / Common Zebra (Equus quagga / burchelli), galloping through trees, silhouetted at dusk, Serengeti NP, Tanzania, East Africa, January

Steven Kazlowski / Polar bears (Ursus maritimus) female with cubs aged two years travelling along a barrier island during autumn freeze up, Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, Alaska

Claudio Contreras / Northern elephant seal (Mirounga angustirostris) colony on beach, with juvenile / weaner in the surf, Guadalupe Island Biosphere Reserve, off the coast of Baja California, Mexico, January

Nick Upton / 2020VISION / Common / Eurasian cranes (Grus grus) small flock of juveniles taking flight over the frozen, snow covered pastureland on a foggy winter morning. These Cranes were released by the Great Crane Project...

Petra Wegner / Group portrait of five dogs sitting, from left to rt: two mongrels, Rough Collie, Bobtail (Old English Sheepdog) and longhaired Chihuahua.

Petra Wegner / Group portrait of five dogs sitting, from left to rt: two mongrels, Rough Collie, Bobtail (Old English Sheepdog) and longhaired Chihuahua.

Nick Garbutt / Ox cart and Grandidier's Baobabs (Adansonia grandidieri) Near Morondava, western Madagascar.

Onne van der Wal / Shoal of fish beneath nets and small fishing boats in the Grenadines, Caribbean, February 2010.

Jeff Rotman / Group of Bottlenose dolphin (Tursiops truncatus) surfing thorugh and leaping out of the waves, KwaZulu Natal, South Africa

Wild Wonders of Europe / Lundgren / Gooseneck barnacles on a drifting rope and a small shoal of Boarfish (Capros aper) seeking shelter, Pico, Azores, Portugal, June 2009 Wild Wonders kids book.

Wild Wonders of Europe / Lundgren / Gooseneck barnacles on a drifting rope and a small shoal of Boarfish (Capros aper) seeking shelter, Pico, Azores, Portugal, June 2009

Wild Wonders of Europe / Lundgren / Small shoal of Boarfish (Capros aper) Pico, Azores, Portugal, June 2009

Pete Cairns / Landscape with Bison {Bison bison} and steam from geysers, Yellowstone NP, Wyoming, USA

Denis-Huot / African Elephant (Loxodonta africana) baby protected by group of females. Amboseli National Park, Kenya.

Jabruson / African Forest elephant (Loxodonta africana cyclotis) approaching small group of Bongo (Tragelaphus euryceros) Dzanga Bai, Dzanga-Ndoki National Park, Central African Republic

Loic Poidevin / Great bustard (Otis tarda) panoramic view of small flock in grassland, Extremadura, Spain, June

Loic Poidevin / Looking down on shoal of small freshwater fish, River Loire, France

Loic Poidevin / Looking down on shoal of small freshwater fish, River Loire, France

Loic Poidevin / Looking down on shoal of small freshwater fish, in river Loire, France

Graham Eaton / A small group of Giraffe (Giraffa camelopardalis) in scrub, South Africa

Yukihiro Fukuda / Birds gathering around the only small bit of forest to be found on an island made of coral, Christmas Island, Indian Ocean, July

Nick Upton / Row of four Small periwinkles (Melarhaphe neritoides) on small ledge of limestone rock high on the shore at low tide, Rhossili, The Gower Peninsula, UK, July.

Steven David Miller / Small flock of Wandering whistling-duck (Dendrocygna arcuata), Parry Lagoons Nature Reserve, Wyndham, Western Australia, July

Jabruson / African Forest Elephant (Loxodonta africana cyclotis) calf holding the tail of an adult. Dzanga Bai, Dzanga-Ndoki National Park, Central African Republic.

Jean E. Roche / Aerial view of small island with colony of Greater flamingo (Phoenicopterus ruber), the only breeding colony in France, note scientific observatory on the right, Camargue, Southern France, May 2010

Carol Walker / Wild horse / Mustang, group standing on small patch of remaining snow, cooling off and keeping away from insects, Pryor mountains, Montana, USA, July 2011

Wild Wonders of Europe / Möllers / Hundreds of small black ants feeding on a piece of bread on street, Pont-du-Chateau, Auvergne, France, August 2010

Roland Seitre / Close-up of a huddle of young Black-footed Ferrets (Mustela nigripes), part of a reintroduction project at Bowdoin National Wildlife Refuge, Montana, March 2002.

Eric Dragesco / Small herd of Asiatic Wild Ass (Equus hemionus) running, Gobi National Park, Mongolia

Eric Dragesco / Small herd of Asiatic Wild Ass (Equus hemionus) running, Gobi National Park, Mongolia

Peter Cairns / 2020VISION / Mixed flock of Shelduck (Tadorna tadorna), Pintail duck (Anas acuta) and small waders feeding on mudflats, with town in background, Morecambe Bay, Cumbria, England, UK, February

Chris Gomersall / 2020VISION / A small pod of Killer whales (Orcinus orca) seen from the pelagic trawler 'Charisma', Shetland Isles, Scotland, UK, October 2011

Chris Gomersall / 2020VISION / Mixed flock of gulls (Larus) and Northern gannets (Morus bassanus) and a small pod of Killer whales (Orcinus orca) feeding in the wake of the pelagic trawler 'Charisma', Shetland Isles, Scotland, UK,...

Brent Stephenson / Group of Crabeater Seals (Lobodon carcinophaga) hauled out on a small piece of ice. Lemaire Channel, Antarctic Peninsula, Antarctica, January.

Brent Stephenson / Adult Red Knot (Calidris canutus) moulting out of breeding plumage feeding with a non-breeding plumaged Curlew Sandpiper (Calidris ferruginea) on mudflats. Manawatu Estuary, Manawatu, New Zealand, Sep...

Mark Hamblin / 2020VISION / Small group of adult Eurasian dotterel (Charadrius morinellus) in breeding habitat on upland plateau of Grampian mountains, Cairngorms NP, Scotland, UK, May 2011

Loic Poidevin / Group of Sanderling (Calidris alba) foraging on beach. Breton Marsh, French Atlantic Coast, December.

Loic Poidevin / Bar Tailed Godwit (Limosa lapponica) and group of Sanderling (Calidris alba) in shallow surf. Breton Marsh, French Atlantic Coast, December.

Florian Möllers / Water Buffalos (Bubalus arnee bubalis) on the shore of the Li River, Yangshuo, Guangxi, China, November.

Steven Kazlowski / Svalbard reindeer (Rangifer tarandus platyrhynchus) a small subspecies of reindeer, buck, doe and fawn forage on the tundra, northwestern Spitsbergen, Svalbard Archipelago, Norway, July

Mark Carwardine / California Sea Lions (Zalophus californianus) playing underwater as a snorkeller looks on. Sea of Cortez, Baja California, Mexico.

Grzegorz Lesniewski / White-tailed Sea Eagle (Haliaeetus albicilla) and Ravens (Corvus corax) in flight. Polesie Marshes, Poland, November.

Jean E. Roche / Large catch of small fish, Camargue, France, December

Charlie Summers / Steller Sea Lion (Eumetopias jubatus) 'beachmaster' or dominant male with his harem gathered round on the rocks of West Brothers Island. Frederick Sound, Alaska, July.

Georgette Douwma / Small school of Yellow-stripe Goatfish (Mulloidichthys vanicolensis) in mangrove (Rhizophora sp.). Raja Ampat, Indonesia.

Jeff Rotman / Garibaldi (Hypsypops rubicundus), the State Fish of California. Pacific Ocean, Southern California, USA.

Lisa Hoffner / A herd of young orphaned Elephants (Loxodonta africana) following each other. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010.

Robert Thompson / Common cormorant (Phalacrocorax carbo) adult with fledging chicks on nest perched on coastal rocks. Little Saltee Island, Kilmore Quay, County Wexford, Republic of Ireland, June.

Luiz Claudio Marigo / Leafcutter Ants (Atta cephalotes) eating fallen fruit. Tayrona National Natural Park, municipality of Santa Marta, Magdalena Department, Colombia.

Philippe Clement / Caterpillar larvae of Small Eggar moth (Eriogaster lanestris) living gregariously in silken web on Hawthorn (Crataegus monogyna). La Brenne, France, April.

Anup Shah / Troop of Proboscis Monkeys (Nasalis larvatus) sitting on the mudflats of a mangrove swamp revealed at low tide (Nasalis larvatus). Bako National Park, Sarawak, Borneo, Malaysia, March 2010.

Juergen Freund / Thousands of newly hatched baby Land crabs emerging from the sea where they lived as planktonic larvae and are now ready to go back to the forest for their adult lives. Bird's Head Peninsula, West Pap...