Ingo Arndt / Close up of Honey bees (Apis mellifera) forming 'chains' and a 'ball' at the top of their tree hole nest as they establish a colony, Germany.
Nick Garbutt / Walrus (Odobenus rosmarus) amongst group hauled out on shore. Spitsbergen, Svalbard, Norway. July.
Tony Wu / Harlequin mantis shrimp (Odontodactylus scyllarus), close up of compound eyes. Lembeh Strait, North Sulawesi, Indonesia.
Simon Littlejohn / Close-up of a female Patagonian puma (Puma concolor patagonica) feeding on a Guanaco (Lama guanicoe) carcass, filmed with a remote camera, Torres del Paine National Park, Patagonia, Chile, May.
Simon Littlejohn / Flock of Griffon vultures (Gyps fulvus) feeding, Andalusia, Spain, May.
Brandon Cole / Crocodile fish (Cymbacephalus beauforti) camouflaged, Egypt, Red Sea.
Brandon Cole / Bluespotted ribbontail ray (Taeniura lymma) Egypt, Red Sea.
Tui De Roy / Alcedo giant tortoise (Chelonoidis vandenburghi), Alcedo Volcano, Isabela Island, Galapagos
Alex Hyde / Red-green carpet moth (Chloroclysta siterata), underside of individual resting on a window. Peak District National Park, Derbyshire, UK. April. Focus stacked image.
Alex Hyde / Red velvet mite (Trombidium holosericeum) running across soil where it hunts smaller invertebrates. Peak District National Park, Derbyshire, UK. April.
David Hall / A Giant rock scallop (Crassadoma gigantea) encrusted with and surrounded by several other invertebrates, including White anemones (Metridium sp.), White mushroom ascidians (Distaplia sp.), Red soft co...
Richard Sidey / Extreme close-up of a Humpback whale (Megaptera novaeangliae), with eye looking directly at the camera as the whale turns, Antarctic Peninsula.
Shane Gross / A Giant clam (Tridacna gigas) surrounded by Lettuce coral (Turbinaria reniformis), Kosrae, Micronesia.
Alex Mustard / Dugong (Dugong dugon) male feeding on a seagrass meadow (Halophila stipulacea), accompanied by a young Golden trevally (Gnathanodon speciosus). Marsa Nabaa, Marsa Alam, Egypt. Red Sea
Alex Mustard / Oceanic whitetip shark (Carcharhinus longimanus) is framed by the surface. Elphinstone reef, Marsa Alam, Egypt. Red Sea.
John Cancalosi / Corn snake (Pantherophis guttatus) young hatching, captive. Maryland, USA.
Doug Gimesy / Long-nosed potoroo (Potorous tridactylus) portrait showing sharp curved claws on front feet for foraging, Victoria, Australia. Controlled conditions.
Shane Gross / Clark's Anemonefish (Amphiprion clarkii) tending to her eggs. Kimbe Bay, Papua New Guinea
Erlend Haarberg / Mountain hare (Lepus timidus) in spring outside a Norwegian house, Vauldalen, Norway, May.
Philippe Clement / Leucistic white lions (Panthera leo krugeri) male and juveniles, Captive.
Guy Edwardes / Dalmatian Pelican (Pelecanus crispus) portrait, close-up, Lake Kerkini, Greece
Markus Varesvuo / Red-throated Diver (Gavia stellata) portrait, Iceland, June.
Markus Varesvuo / Great grey owl (Strix nebulosa) Kuhmo, Finland, March.
Markus Varesvuo / Black-throated Diver (Gavia arctica) Vaala Finland, June.
Will Burrard-Lucas / White rhino (Ceratotherium simum) female and juvenile, Solio Game Reserve, Solio Ranch, Kenya. Taken with remote camera buggy / BeetleCam. EDITORIAL USE ONLY. All other uses require clearance
Danny Green / Polar bear (Ursus maritimus) licking paw, close-up. Svalbard, Norway, April.
Fred Olivier / Male Great bower bird (Chlamydera nuchalis) adjusting bower, Kimberley, Western Australia, Australia.
Fred Olivier / Close-up shot tracking down a meltwater waterfall emerging from a glacier, Brasvellbreen Glacier, Magdalena Fjord, Svalbard, Norway, 2016.
Alex Mustard / Green turtle (Chelonia mydas) resting on sea floor and two juvenile Golden trevally (Gnathanodon speciosus). Marsa El Shouna, Marsa Alam, Egypt.