Martin Dohrn / Group of lions (Panthera leo) at night, Masai Mara, Kenya. Photographed using 'Starlight Camera' technology without artificial lighting.

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) twenty-five year old female, named Nasa, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) twenty-five year old female, named Tanga, Gombe National Park, Tanzania

Nick Upton / Two Dark green fritillary butterflies (Argynnis aglaja) and a Narrow-bordered five-spot burnet moth (Zygaena lonicerae) nectaring on a Greater knapweed flower (Centaurea scabiosa) in a chalk grassland...

Suzi Eszterhas / Leopard (Panthera pardus) five-week-old cub playing with mother's tail, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) five-week-old cub playing with mother's tail, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) mother grooming five-week-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) five-week-old cub playing with mother, Jao Reserve, Botswana

Espen Bergersen / Aerial shot of five Humpback whales (Megaptera novaeangliae) lunge feeding in a shoal of Atlantic herring (Clupea harengus) with some fish jumping out of the water, Troms, Norway, January.

Espen Bergersen / Aerial shot of five Humpback whales (Megaptera novaeangliae) lunge feeding in a shoal of Atlantic herring (Clupea harengus) with some fish jumping out of the water, Troms, Norway, January.

Neil Aldridge / Five orphaned White rhinoceros (Ceratotherium simum) calves feed from a trough at dusk at the Rhino Revolution orphanage near Hoedspruit, South Africa. The mothers of these rhinos were killed by poach...

Daniel Heuclin / Vicuna (Vicugna vicugna), five running across salt flat with mountain in background. Salar de Ascotan, Chile. September 2018.

Tui De Roy / Blue-footed booby (Sula nebouxii), five diving into sea. Espumilla Beach, Santiago Island, Galapagos.

Anup Shah / African Elephant (Loxodonta africana) herd crossing river, Masai Mara, Kenya

David Tipling / Eurasian magpies (Pica pica) five gathering prior to going to roost Hortobagy National Park, Hungary January

Michael Quinton / Northern Hawk Owl (Surnia ulula) parent with chicks at nest, Alaska

Cyril Ruoso / Chimpanzee (Pan troglodytes) five year old juvenile male named Fanwwaa throwing bark, Bossou, Guinea. Sequence 2 of 3

Cyril Ruoso / Chimpanzee (Pan troglodytes) five year old juvenile male named Fanwwaa holding leaf sitting along path, Bossou, Guinea

Cyril Ruoso / Chimpanzee (Pan troglodytes) five year old juvenile male named Fanwwaa at mother's nest, Bossou, Guinea

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) five year old juvenile female, named Fadhila, playing with her three year old brother, named Fifty, Gombe National Park, Tanzania

Five Films / Fisherman using a net to land a large Pollack (Pollachius pollachius), with dog on boat, sustainably caught using pole and line, English Channel, near Salcombe, Devon, UK, November 2016.

Five Films / Large flock of Common starlings (Sturnus vulgaris) flying at dusk, Somerset Levels, England, UK, November.

Five Films / Female Grey seal (Halichoerus grypus) defending pup on beach, chasing male away, Horsey, Norfolk, November.

Jan Wegener/ BIA / Grey Heron (Ardea cinerea) spreading wings on frozen lake, Berlin, Germany

Konrad Wothe / Common Merganser (Mergus merganser) mother with chicks, Upper Bavaria, Germany

Nick Upton / Female Eurasian beaver (Castor fiber) and five kits feeding on a Willow (Salix) sapling, River Otter, Devon, England, UK, July. Part of Devon Wildlife Trust's Devon Beaver Trial.

Andy Rouse / Giant panda (Ailuropoda melanoleuca) cub aged five months falling asleep in a tree in a breeding centre, Chengdu, China. Captive.

Andy Rouse / Giant panda (Ailuropoda melanoleuca) cub aged five months stuck after climbing a tree in a breeding centre, Chengdu, China. Captive.

Suzi Eszterhas / Common Wombat (Vombatus ursinus) five month old orphaned joey with pacifier in mouth, Bonorong Wildlife Sanctuary, Tasmania, Australia

David Tipling / Bearded vulture (Gypaetus barbatus) adult swallowing leg bone along with hoof, Spanish Pyrenees, July. This bird swallowed five of these leg bones whole, they have the ability to dissolve the bone in...

Bence Mate / Great egret (Ardea alba) group of five at water's edge, with very out of focus egret in foreground. Lake Csaj, Kiskunsagi National Park, Pusztaszer, Hungary, February.

Wim van den Heever / Lions (Panthera leo) five drinking together, Ndutu, Tanzania

Bence Mate / Group of five Brown-hooded parrots (Pyrilia haematotis) in rain, Costa Rica.

Mark Taylor / Yellow Labrador Retriever puppy, 8 weeks old, sitting with raised paw

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) juvenile male, five years old, Gombe National Park, Tanzania

Wim van den Heever / Plains zebra (Equus quagga) group of four including foal at sunset, Savuti Marsh, Botswana.

Jeff Vanuga / White horses of the Camargue galloping through marshes in the Camargue, France. April.

Anup Shah / African Elephant (Loxodonta africana) herd walking through grassland, Masai Mara, Kenya

Thomas Marent / Gelada Baboon (Theropithecus gelada) group huddling for warmth, Simien Mountains National Park, Ethiopia

Alex Mustard / Group of predators hunting together, in an example of 'Nuclear foraging'. The Moray eel (Gymnothorax javanicus) flushes out prey, and is followed by a Napolean wrasse (Cheilinus undulatus) and a Bluef...

Pascal Pittorino / Corsican pig (Sus scrofa domestica) sow, suckling the piglets, Parc Naturel Regional de Corse / Natural Regional Park of Corsica, Corsica Island, France. September.

Cyril Ruoso / Ringed-tailed lemur (Lemur catta) foraging in sisal field looking for flowers during a poor year without much fruit. Berenty reserve, Madagascar, September.

Cyril Ruoso / Vicuna (Vicugna vicugna) herd in Altiplano, Aguada Blanca National Reserve, Peru.

George Sanker / American buffalo (Bison bison) with group of calves, Yellowstone National Park, Wyoming, USA. May.

Konstantin Mikhailov / Mongolian five-toed jerboa (Allactaga sibirica) digging burrow, Gobi, Mongolia, August.

Staffan Widstrand / Wild Wonders of China / Crested myna starlings (Arcidotheres cristatellus) sitting on domestic waterbuffaloes (Bubalus domesticus), Poyang Ho Lake, Jiangxi province, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) five month old cub, Bifengxia Panda Base, Sichuan, China

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

Erlend Haarberg / Arctic fox (Alopex lagopus) cubs playing, Dovrefjell-Sunndalsfjella National Park, Norway, July.

Marie Read / Canada goose (Branta canadensis) adult swimming leading five goslings, Ithaca, New York, USA.

Anup Shah / African Lion (Panthera leo) pride feeding on African Elephant (Loxodonta africana) carcass that has died from natural causes, Masai Mara, Kenya

Frederique Olivier / Adelie penguins (Pygoscelis adeliae) preening at edge of ice, Antarctica.

Pascal Kobeh / Group of Short-finned pilot whales (Globicephala macrorhynchus) in open water, maybe the whole family with the male, the female and the calves, Costa Rica. Pacific ocean.

Olga Kamenskaya / Baikal seals (Pusa sibirica) hauled out on rock. Endemic to Lake Baikal. Russia, May.

Sean Crane / Meerkat (Suricata suricatta) group on the lookout, Makgadikgadi Pan, Botswana

Markus Varesvuo / Griffon vulture (Gyps fulvus) five in flight, Spain, December

Ammonite / Group of African lion (Panthera leo) cubs running to lioness, greeting and grooming each other, Masai Mara National Park, Kenya.

Sumio Harada / Bighorn Sheep (Ovis canadensis) rams pursuing ewe in snowstorm, Glacier National Park, Montana

Will Burrard-Lucas / Meerkat (Suricata suricatta) adult with babies, Makgadikgadi Pans, Botswana.

Angelo Gandolfi / Roseate Spoonbills (Platalea ajaja) in flight, Pantanal, Mato Grosso do Sul, Brazil

Anup Shah / African elephants (Loxodonta africana) drinking at a waterhole. Masai Mara National Reserve, Kenya. Taken with remote wide angle camera.

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

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

Ben Hall / Black headed gull (Chroicocephalus ridibundus) taking flight, artistically blurred photograph. Cheshire, UK, October. Highly honoured in the Art in Nature category of the Nature's Best Windland Smith...

Ernie Janes,Ernie Janes / Lambs in meadow in spring, UK, April

Pal Hermansen / Song thrush (Turdus philomelos) feeding chicks at nest in old abandoned car, in a 'car graveyard' Varmland, Sweden

Thomas Marent / Golden Snub-nosed Monkey (Rhinopithecus roxellana) troop, Qinling Mountains, Shaanxi, China

Cyril Ruoso / Ring-tailed Lemur (Lemur catta) group huddles for warmth as they sleep, vulnerable, Berenty Private Reserve, Madagascar

Jussi Murtosaari,Jussi Murtosaari / Common Teal (Anas crecca) female with ducklings, Finland June

Doug Perrine / Hawaiian monk seals (Monachus schauinslandi) aggressive male attacks a five and a half week pup, mother (right) approaches to intervene; Papaloa Beach, Kalaupapa, Molokai, Hawaii, USA

Dr. Gertrud Neumann-Denzau / Urial (Ovis orientalis arkal) herd standing on rocks, Touran Protected Area, now part of Khar Turan National Park, Semnan Province, Iran

Bence Mate / European starlings (Sturnus vulgaris) taking off from waters edge after bathing, Pusztaszer, Kiskunsagi National Park, Hungary

Andy Rouse,Andy Rouse / Aerial view of Lesser Flamingos (Phoenicopterus / Phoeniconaias minor) in flight. Lake Magadi, Kenya.

Petra Wegner / Cavalier King Charles Spaniel, five puppies in basket, one with tricolour and the others with blenheim coat

Sven Zacek,Sven Zacek / Mute Swans (Cygnus olor) resting on ice after sunset. Baltic Sea, northern Estonia, March.

Jabruson / Western Gorilla (Gorilla gorilla) severed and smoked hands and feet. Smoking is the usual method used for preserving forest meat, allowing suppliers enough time to get produce to market for sale as 'b...

Matthias Breiter / Sockeye Salmon (Oncorhynchus nerka) group jumping up waterfall, Brooks Falls, Katmai National Park, Alaska

Juergen Freund / Spectacled flying fox (Pteropus conspicillatus) babies or bubs wrapped in cloth and teats in mouths ready for feeding in the nursery at Tolga Bat Hospital, North Queensland, Australia, November 2012

Suzi Eszterhas / Mountain Gorilla (Gorilla gorilla beringei) mother holding five month old twin babies, Parc National des Volcans, Rwanda

Suzi Eszterhas / Mountain Gorilla (Gorilla gorilla beringei) mother holding five month old twin babies, Parc National des Volcans, Rwanda

Suzi Eszterhas / Bengal Tiger (Panthera tigris tigris) five week old cub resting on sleeping mother at den, Bandhavgarh National Park, India

Suzi Eszterhas / Bengal Tiger (Panthera tigris tigris) mother and four week old cubs at den, Bandhavgarh National Park, India

Nick Upton / 2020VISION / Group of recently released young Common / Eurasian cranes (Grus grus) feeding on grain scattered around adult crane models alongside a carer wearing a crane costume acting as a surrogate parent, Somer...

Cheryl-Samantha Owen / Rothschild's giraffe (Giraffa camelopardalis rothschildi), Murchison Falls National Park, Uganda, East Africa. Murchison Falls National Park hosts the only remaining naturally occurring population of...

Anup Shah / Forest elephant herd (Loxodonta cyclotis) drinking and wallowing in a river, Bai Hokou, Dzanga Sangha Special Dense Forest Reserve, Central African Republic

Ben Hall / Whooper swans (Cygnus cygnus) group in flight at dusk, Lancashire, UK December

Ross Hoddinott / 2020VISION / Sika deer (Cervus nippon), stag, hind and young, amongst flowering heather, Arne RSPB reserve, Dorset, England, UK, August. Did you know? This East Asian deer's name 'Sika' is the Japanese word for 'd...

Mike Read / Cranes (Grus grus), imprinted from hatching to fly with a microlight. Hampshire County Show near Brockenhurst, Hampshire, England, July 2008.

Terry Whittaker / 2020VISION / Common seals (Phoca vitulina) hauled out on saltmarsh, Wallasea Wild Coast Project, RSPB Greater Thames Futurescapes Project, Wallasea Island, Essex, England, UK, October

Petra Wegner / Australian Shepherd, red-tri, close up of paw touching womans hand. Model released

Brent Stephenson / Flock of Cape petrels (Daption capense capense) in flight against the sea. Against the sun. South Shetland Islands, Antarctica, January.

Luiz Claudio Marigo / Family of Southern coatis (Nasua nasua) in Atlantic Rainforest, Tijuca National Park, Rio de Janeiro City, Southeastern Brazil.

Philippe Clement / Common / Edible cockle (Cerastoderma / Cardium edule) shells on beach, Belgium

Petra Wegner / Italian Greyhounds, bitch and puppies, 8 weeks / Piccolo Levriero Italiano.

Mark Hamblin / 2020VISION / Five Brown hares (Lepus europaeus) silhouetted against the skyline, Hertfordshire, UK, March 2010