Ismaele Tortella / White tailed eagle (Haliaeetus albicilla) catching fish, Lofoten, Norway, August.

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pregnant female and juveniles on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pregnant female and juveniles on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) scratching itself, Tswalu Game Reserve, South Africa

Ann & Steve Toon / Meerkats (Suricata suricatta) on the move, Kgalagadi Transfrontier Park, Northern Cape, South Africa, January. Second place in the Mammals Category of the GDT European Nature Photographer of the Year...

Cyril Ruoso / Ringed-tailed lemur (Lemur catta) amongst granite rocks in cave. Lemurs lick minerals from the rocks. Anja Community Reserve, Madagascar.

Alex Mustard / School of White collar butterflyfish (Chaetodon collare) pack together above a coral reef. North Male Atoll, Maldives. Indian Ocean

Lucas Bustamante / Golden-Tailed Sapphire (Chrysuronia oenone) Sumaco National Park, Napo, Ecuador

David Gallan / Spotted-tailed quoll (Dasyurus maculatus) scent marking in Monga National Park, New South Wales, Australia. Remote camera, triggered by movement. Highly Commended 2018 Wildlife Photographer Of The Yea...

John Shaw / Violet-tailed sylph hummingbird (Aglaiocercus coelestis) in flight, about to land. Ecuador, May.

Marie Lochman / Fat-tailed dunnart (Sminthopsis crassicaudata) Goongarrie NP in Goldfields Region of Western Australia.

Jiri Lochman / Brush-tailed mulgara (Dasycercus blythi) Little Sandy Desert, Western Australia.

Jiri Lochman / Fat-tailed dunnart (Sminthopsis crassicaudata) Goongarrie NP, Goldfields Region, Western Australia.

Jiri Lochman / Fat-tailed pseudantechinus (Pseudantechinus macdonnellensis) Picture Hill area, in Great Sandy Desert, Western Australia .

Jiri Lochman / Brush-tailed phascogale (Phascogale tapoatafa) female with young, Kingston Forest, Western Australia, October.

Jiri Lochman / Red-tailed phascogale (Phascogale calura) feeding on a Banksia flower, Wheat-belt Region of Western Australia, Endangered species.

Jiri Lochman / Long-tailed dunnart (Sminthopsis longicaudata) feeding on a tree cricket, Kennedy Range NP, Western Australia.

Loic Poidevin / Stoat (Mustela erminea) Creux du Van, Jura Suisse , Switzerland, September.

Cyril Ruoso / Ring-tailed Lemur (Lemur catta) basking, Anja Park, Madagascar

Cyril Ruoso / Ring-tailed Lemur (Lemur catta) basking, Anja Park, Madagascar

Cyril Ruoso / Ring-tailed Lemur (Lemur catta) trio basking, Anja Park, Madagascar

Cyril Ruoso / Ring-tailed Lemur (Lemur catta), Anja Park, Madagascar

Cyril Ruoso / Ring-tailed Lemur (Lemur catta) in tree, Anja Park, Madagascar

Cyril Ruoso / Ring-tailed Lemur (Lemur catta) mother with young drinking, Anja Park, Madagascar

David Gallan / Slow motion clip of a Wedge-tailed eagle (Aquila audax) landing in nest, Mimosa National Park, New South Wales, Australia , September.

Jed Weingarten / Wild Wonders of China / Tibetan macaque (Macaca thibetana) carrying young baby, Tangjiahe Nature Reserve, Sichuan Province, China

Sven Zacek / White-tailed sea eagle (Haliaeetus albicilla) flying over frost and snow covered forest. Tartumaa, Southern Estonia. January 2011.

Donald M. Jones / White-tailed Deer (Odocoileus virginianus) mother cleaning fawn, Montana

Donald M. Jones / White-tailed Deer (Odocoileus virginianus) doe cleaning newborn fawn, Montana

Donald M. Jones / White-tailed Deer (Odocoileus virginianus) doe smelling newborn fawn, Montana

Donald M. Jones / Black-tailed Prairie Dog (Cynomys ludovicianus) group, South Dakota

Donald M. Jones / Black-tailed Prairie Dog (Cynomys ludovicianus) pair greeting, South Dakota

Donald M. Jones / Black-tailed Prairie Dog (Cynomys ludovicianus) pair greeting, South Dakota

Brian Bevan / Long tailed tit (Aegithalos caudates) nest building, Bedfordshire, England, UK, April.

Ann & Steve Toon / Malachite sunbird (Nectarinia famosa) feding at flower, Kirstenbosch National Botanical Garden, Cape Town, South Africa, September

Ann & Steve Toon / Orange-breasted sunbird (Anthobaphes violacea), Kirstenbosch National Botanical Garden, Cape Town, South Africa, September

David Fleetham / Ring-tailed cardinalfish (Ostorhinchus aureus), male protecting and incubating eggs in mouth, Philippines.

Piotr Naskrecki / Chestnut Short-tailed Bat (Carollia castanea) flying, La Selva Biological Reserve, Costa Rica

Piotr Naskrecki / Silky Short-tailed Bat (Carollia brevicauda) flying, La Selva Biological Reserve, Costa Rica

Juergen & Christine Sohns / Swamp Wallaby (Wallabia bicolor) mother and joey, Mount Lofty, South Australia, Australia

Piotr Naskrecki / Angolan free-tailed bat (Mops condylurus) close up of teeth. Codzo Caves, Mazamba, Sofala, Mozambique. Controlled conditions

Piotr Naskrecki / Angolan free-tailed bat (Mops condylurus) close up of teeth. Codzo Caves, Mazamba, Sofala, Mozambique. Controlled conditions

Magnus Lundgren / Wild Wonders of China / Tibetan macaque (Macaca thibetana) juvenile climbing in a tree in Tangjiahe Nature Reserve, Sichuan Province, China

Konrad Wothe / Slow motion clip of a Buff tailed bumblebee (Bombus terrestris) landing in a Common poppy (Papaver rhoeas) flower, Germany, June.

Murray Cooper / Minden / Rufous-tailed Jacamar (Galbula ruficauda), South America

Cyril Ruoso / Minden / Long-tailed Macaque (Macaca fascicularis) pair grooming, Khao Sam Roi Yot National Park, Thailand

Mark Raycroft / White-tailed Deer (Odocoileus virginianus) buck in snowfall, North America

Cyril Ruoso / Long-tailed macaque (Macaca fascicularis) approaching camera, Koram island, Khao Sam Roi Yot National Park, Thailand.

Cyril Ruoso / Long-tailed macaque (Macaca fascicularis) head portrait, Koram island, Khao Sam Roi Yot National Park, Thailand.

Cyril Ruoso / Long-tailed macaque (Macaca fascicularis) grooming, Koram island Khao Sam Roi Yot National Park, Thailand.

Cyril Ruoso / Long-tailed macaques (Macaca fascicularis) two juveniles sitting close together. Koram island, Khao Sam Roi Yot National Park, Thailand.

Guy Edwardes / Reed cormorant (Microcarbo africanus) perched on termite mound, Khwai, Botswana.

Juergen & Christine Sohns / Meerkat (Suricata suricatta) trio on guard, Oudtshoorn, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) on guard, Oudtshoorn, South Africa

Daniel J. Cox / White-tailed Eagle (Haliaeetus albicilla) hunting, Hokkaido, Japan

Yva Momatiuk & John Eastcott / Black-tailed Prairie Dog (Cynomys ludovicianus) on alert, Theodore Roosevelt National Park, North Dakota

Cyril Ruoso / Long-tailed Macaque (Macaca fascicularis) looking underwater for food thrown by people, Thailand

Cyril Ruoso / Long-tailed Macaque (Macaca fascicularis) pair looking underwater for food thrown by people, Thailand

Cyril Ruoso / Long-tailed Macaque (Macaca fascicularis) using stone tool to break shell, Khao Sam Roi Yot National Park, Thailand

Cyril Ruoso / Long-tailed Macaque (Macaca fascicularis) group, Khao Sam Roi Yot National Park, Thailand

Cyril Ruoso / Long-tailed Macaque (Macaca fascicularis) troop, Khao Sam Roi Yot National Park, Thailand

Cyril Ruoso / Long-tailed Macaque (Macaca fascicularis) using stone tool to break shell, Khao Sam Roi Yot National Park, Thailand

Cyril Ruoso / Long-tailed Macaque (Macaca fascicularis) feeding on crab, Khao Sam Roi Yot National Park, Thailand

Cyril Ruoso / Long-tailed Macaque (Macaca fascicularis) on ball on beach, Thailand

Murray Cooper / Rufous-tailed Jacamar (Galbula ruficauda), South America

Murray Cooper / Swallow-tailed Nightjar (Uropsalis segmentata) female in defensive posture on nest, South America

Ann & Steve Toon / Cape sugarbird (Promerops cafer) among yellow Pincushion (Leucospermum cordifolium) flowers, Kirstenbosch Botanical Gardens, Cape Town, South Africa, September.

Lucas Bustamante / Red tailed boa constrictor (Boa constrictor constrictor) juvenile, portrait, with tail wrapped round head, Cuayabeno, Sucumbios, Ecuador.

Mark Raycroft / White-tailed Deer (Odocoileus virginianus) buck running, North America

Mark Raycroft / White-tailed Deer (Odocoileus virginianus) buck, North America

Paul Bertner / Thick-tailed Scorpion (Tityus sp), under UV light, Sani Lodge, Ecuador

Alan Murphy/ BIA / Sharp-tailed Grouse (Tympanuchus phasianellus) males fighting at lek in snow, Minnesota

Alan Murphy/ BIA / Sharp-tailed Grouse (Tympanuchus phasianellus) males fighting at lek in snow, Minnesota

Alan Murphy/ BIA / Sharp-tailed Grouse (Tympanuchus phasianellus) male displaying at lek in snow, Minnesota

Alan Murphy/ BIA / Red-tailed Hawk (Buteo jamaicensis) flying, Texas

Theo Bosboom / Common bluetail damselfly (Ischnura elegans) on leaf, Millingerwaard, the Netherlands, June.

Donald M. Jones / White-tailed Deer (Odocoileus virginianus) buck, western Montana

Donald M. Jones / Black-tailed Gnatcatcher (Polioptila melanura), southwestern Arizona

Donald M. Jones / Long-tailed Ground Squirrel (Spermophilus undulatus) browsing, central Alaska

Tui De Roy / Short tailed albatross (Phoebastria albatrus) subadult with fish-hook and monofilament line embedded in throat. Tsubamezaki, Torishima Island, Japan. December.

Tui De Roy / Short tailed albatross (Phoebastria albatrus) subadults courting, one with fish-hook and monofilament line embedded in throat. Tsubamezaki, Torishima Island, Japan. December.

Yashpal Rathore / Indian pangolin (Manis crassicaudata) foraging for food, Kanha National Park, Madhya Pradesh, India.

Philippe Clement / Pair of Black-tailed godwits (Limosa limosa) courting and mating in wetland, Belgium, April

Phil Savoie / Red tailed bumblebee (Bombus lapidarius), visiting Clover (Trifolium) flower, Monmouthshire, Wales, UK. June.

Tui De Roy / Swallow-tailed gull (Creagrus furcatus) Plazas Island, Galapagos

Tui De Roy / Swallow-tailed gull (Creagrus furcatus) calling, Genovesa Island, Galapagos

Tui De Roy / Swallow-tailed gull (Creagrus furcatus) in flight, Genovesa Island, Galapagos

Erlend Haarberg / Stoat (Mustela erminea) in snow tunnel, Laponia UNESCO World Heritage Site, Swedish Lapland, Sweden. January. Third place in Golden Turtle Photography Awards 2017 competition.

Ann & Steve Toon / Meerkat (Suricata suricatta) running, Kgalagadi Transfrontier Park, Northern Cape, South Africa, January.