Joel Sartore / Photo Ark / White-spotted hermit crab (Dardanus megistos) emerging from its shell before walking out of frame, Riverbanks Zoo. Captive.
Neil Challis / Long-tailed macaque (Macaca fascicularis) swimming across creek, running up mud bank, Southern Thailand, January.
Neil Challis / Infant Long-tailed macaque (Macaca fascicularis) suckling and cuddling with mother, before being snatched by another adult, Central Thailand, September.
Neil Challis / Female Stump-tailed macaque (Macaca arctoides) grooming infant on table, Central Thailand, September.
Neil Challis / Long-tailed macaque (Macaca fascicularis) mother grooming leg of infant on branch, Central Thailand, June.
Neil Challis / Common butterfly lizard (Leiolepis belliana) mother emerging from burrow with its babies, Southern Thailand, March.
Vishal Jadhav / Lesser banded hornet (Vespa affinis) workers entering and exiting their nesting hole, Maharashtra, India, May.
Vishal Jadhav / Coppersmith barbet (Psilopogon haemacephalus) hanging upside down on a fruiting tree, filling its beak with berries to take back to the nest, then hops away, Maharashtra India, April.
Neil Challis / Asian water monitor (Varanus salvator) swimming through lake, early morning, Western Thailand.
Neil Challis / Asian water monitor (Varanus salvator) emerging from water, then crossing land, before swimming away, Western Thailand.
Solvin Zankl / Vampire squid (Vampyroteuthis infernalis) swimming quickly away from camera into the darkness, Benguela Current, Atlantic Ocean, close to Namibia. Found at depths over 500 metres. Controlled Condition...
Joel Sartore / Photo Ark / Mojave desert sidewinder (Crotalus cerastes) sidewinding into frame whilst rattling its tail, Woodland Park Zoo. Captive.
Joel Sartore / Photo Ark / Giant desert centipede (Scolopendra heros) crawling quickly away from camera, then leaves frame, Melbourne Museum. Captive.
Joel Sartore / Photo Ark / Red octopus (Octopus rubescens) swimming out of frame, Aquarium of the Pacific. Captive.
Joel Sartore / Photo Ark / Chinese blind cave fish (Sinocyclocheilus furcordorsalis) swimming in the darkness, then out of frame, Berlin Aquarium. Captive.
Vishal Jadhav / Spotted owlet (Athene brama) female looking out of nest in rocks, males appears then flies off, Maharashtra, India, January.
Michael W. Richards / Little owl (Athene noctua) pair perched on beam inside barn, mutual preening before one adult flies away, Brompton Ralph, Somerset, UK, February.
Simon Littlejohn / Female American mink (Neogale vison) entering a Kingfisher (Alcedo atthias) nest and taking a chick, Stour River, Dorset, UK, July.
Terry Whittaker / White-throated dipper (Cinclus cinclus) returning to newly-fledged chick to feed it before flying away, River Mersey, Greater Manchester, UK.
Kim Taylor / Male Cockchafer beetle (Melolontha melolontha) unfolding its wings before taking off to fly away, Surrey, UK, May.
Richard Hopkins / Field vole (Microtus agrestis) cleaning itself in nest before leaving, Gloucestershire, UK, April.
Richard Hopkins / Slow motion shot of Short-eared owl (Asio flameus) flying over grassland searching for prey, before it dives into the grass and then flies away, Gloucestershire, UK, March.
John Cancalosi / Gila Woodpecker (Melanerpes uropygialis) bringing food to nest in Saguaro cactus (Carnegiea gigantea) before leaving, Sonoran Desert, Arizona, USA.
Pal Hermansen / Pygmy owl (Glaucidium passerinum) looking directly at camera as it peers out of nest hole in dead tree trunk, Viken, Norway.
John Chan / Calliope hummingbird (Stellula calliope) chasing insects before returning to its perch, Southern California, USA, April.
John Chan / Monarch butterfly (Danaus plexippus) taking flight from a Pride of madeira (Echium candicans) after contact with a Honey bee (Apis mellifera), Southern California, USA, April.
John Chan / Elegant terns (Thalasseus elegans) gathering at mussel bed during breeding season, one hovering tern has a mussel clamped to its foot, a common mishap caused by stepping on an open mussel, Bolsa Chica...
Neil Aldridge / Slow motion shot of two Grey long eared bat (Plecotus austriacus) flying, leaving roost in barn to go hunting, Devon, UK. The Grey long eared bat is one of the UK's rarest mammals.
Neil Aldridge / Slow motion shot of Soprano pipistrelle bat (Pipistrellus pygmaeus) crawling out of roost in barn roof and flying away, Devon, UK.
Simon Littlejohn / Adult female European otter (Lutra lutra) standing with its pup (approximately 14 weeks old) on the edge of the river, the pup raises its front paws onto mum's neck and the female then heads into the...
Simon Littlejohn / European otter (Lutra lutra) pup standing on small island of vegetation in the middle of the river, awaiting the return of its mother, the female appears behind the pup who then slips into the water t...
Brian Bevan / Male Kingfisher (Alcedo atthis) landing on branch after capturing fish then uses perch to stun prey before flying away, Bedfordshire, UK, July.
Pal Hermansen / Two adult Emperor penguins (Aptenodytes forsteri) accompanying a small group of chicks walking towards camera, the chicks pause and the adults move past them, with one leaving the frame, Snow Hill Isl...
Charlie Summers / Black-footed ferret (Mustela nigripes) leaving a Black-tailed prairie dog (Cynomys ludovicianus) burrow whilst hunting for prey on snow covered prairie. Colorado, USA. January.
Danny Green / Common cranes (Grus grus) leaving the roost at dawn, Hula Valley, Northern Israel, January
Marie Read / Black-necked stilts (Himantopus mexicanus) pair performing post-copulatory display (as copulation ends, the male slides off the female leaving his wings draped over her and crossing his bill with hers...
Nick Upton / Red mason bees (Osmia bicornis) entering and leaving nest hole drilled into a log within an insect hotel, Gloucestershire, England, UK, April.
Brian Bevan / Juvenile Green woodpecker (Picus viridis) leaving nest hole, shot looking up trunk, Bedfordshire, England, UK, June.
Juergen Freund / Male Tooth-billed bowerbird (Scenopoeetes dentirostris) removing yellow leaves from his bower, leaving only green leaves turned over on the ground, Atherton Tablelands, Queensland, Australia.
Juergen Freund / Colony of Little red flying foxes (Pteropus scapulatus) leaving roost site, Atherton Tablelands, Queensland, Australia.
Dave Bevan / Slow motion clip of a Tawny owl (Strix aluco) leaving nest site in hollow tree, Carmarthenshire, Wales, UK, April.
Dave Bevan / Slow motion clip of a Blue tit (Cyanistes caeruleus) flying to nest box, enters to feed nestlings and leaves, Carmarthenshire, Wales, UK, June.
Solvin Zankl / Honey bee (Apis mellifera), bees can link up to form a bridge, however in this image the bridge has just collapsed leaving just three bees linked. Kiel, Germany, June.
Dave Bevan / Male Great spotted woodpecker (Dendrocopos major) entering nest hole and leaving with a faecal sac, Carmarthenshire, Wales, UK, June.
Jabruson Motion / Silverback Western lowland gorilla (Gorilla gorilla gorilla) leaving bai for forest with female and infant, crossing river bipedally, Odzala-Kokoua National Park, Cuvette-Ouest, Republic of Congo.
Peter Bassett / King penguins (Aptenodytes patagonicus) entering and leaving the sea near their breeding colony, Salisbury Plain, South Georgia.
Tony Heald / Indian rhinoceros (Rhinoceros unicornis) mother and calf, rear view. Kaziranga National Park, Assam, India. Vulnerable species
Jabruson Motion / Close up of a baby Mountain gorilla (Gorilla beringei beringei) looking at the camera before leaving the frame, part of the őyakamwe” family group, Bukima, Virunga National Park, North Kivu, Democrati...