Alex Mustard / Orange painted frogfish (Antennarius pictus) fishing. Here the frogfish is illuminated by a snooted strobe and the background sand lit with a red LED torch. Bitung, North Sulawesi, Indonesia. Lembeh S...

Alex Mustard / Tiger cardinalfish (Cheilodipterus macrodon) male mouth brooding a clutch of eggs behind his sharp teeth. Gubal Island, Egypt. Strait Of Gubal, Red Sea.

Piotr Naskrecki / Banded Tree Snake (Tripanurgos compressus), Costa Rica

Piotr Naskrecki / Red-eyed Tree Frog (Agalychnis callidryas), Belize

Piotr Naskrecki / Mexican Red Rump Tarantula (Brachypelma vagans), Belize

Terry Whittaker / Red fox (Vulpes vulpes) adult with train in background, Kent, UK. March. Highly commended in the Nature Photographer of the Year Awards 2018. Taken with remote camera.

Terry Whittaker / Red fox (Vulpes vulpes) walking on enbankment with light from passing railway train in background, Kent, UK. Composite.

Ingo Arndt / Red wood ant (Formica rufa) carrying construction material to anthill (fir needles), Germany.

Andres M. Dominguez / Dew on spiderweb with Common poppy (Papaver rhoeas) in the background, Sierra de Grazalema Natural Park, El Bosque, southern Spain, April.

Benjamin Barthelemy / Close-up of a Red fox (Vulpes vulpes) resting, with mountains in the background, Vanoise National Park, Rhone Alpes, France, October.

Claudio Contreras / Firewheel (Gaillardia pulchella) flowers at twilight, Laredo Borderlands, Texas, USA. April

Ben Hall / Red fox (Vulpes vulpes) peering from behind tree with bluebells in foreground, Cheshire, June.

Melvin Grey / Violet-tailed sylph hummingbird (Aglaiocercus coelestis) hummingbird adult male, approaching flower to feed, Tandayapa, Ecuador

Wim van den Heever / Red-and-green macaw (Ara chloropterus) in flight, Pantanal, Brazil. August.

MYN / JP Lawrence / Strawberry poison frog (Oophaga pumilio) Escudo de Veraguas, Panama. Meetyourneighbours.net project

Alex Mustard / Red eye medusa (Polyorchis penicillatus) with hitchhiking amphipods (Hyperia medusarum). Browning Pass, Vancouver Island, British Columbia, Canada. North East Pacific Ocean.

Jordi Chias / Atolla jellyfish (Atolla wyvillei) with Gentoo penguin (Pygoscelis papua) in the background near the surface. Antarctic Peninsula. Finalist in the Underwater category of the Wildlife Photographer of t...

Danny Green / Snow Monkey (Macaca fuscata) with snow covered paw in front of mouth, Nagano, Japan, February

Danny Green / Japanese cranes (Grus japonensis) displaying in snow, Hokkaido, Japan, February

Juergen Freund / Chambered nautilus (Nautilus pompilius) with red whip coral. Osprey Reef, Great Barrier Reef, Queensland, Australia.

Ernie Janes / Field poppies (Papaver rhoeas) and Corn Chamomile (Anthemis arvensis) growing in organic Barley (Hordeum vulgare) crop, Norfolk, England, UK. July.

Andy Rouse / Red deer (Cervus elaphus) stag silhouetted at dusk, Wales, UK. Captive in deer park.

Alex Hyde / Cup fungus (Cookeina sp) Danum Valley, Sabah, Borneo.

Pete Oxford / Big-legged Bug or Squash Bug (Coreidae) on Heliconia Flower. Yasuni National Park, Amazon Rainforest, Ecuador. South America

Mark Taylor / Red toy poodle looking up at camera an sticking out tongue.

Alex Mustard / Male Bullethead parrotfish (Chlorurus sordidus) displaying in late afternoon. Ras Katy, Sinai, Egypt. Gulf of Aqaba, Red Sea.

Alex Mustard / Portrait of female Scalefin anthias (Pseudanthias squamipinnis) swimming in open water, Ras Katy. Sharm El Skeikh, Sinai, Egypt. Gulf of Aqaba, Red Sea.

Alex Mustard / Male Scalefin anthias (Pseudanthias squamipinnis) swimming in open water, Ras Katy, Sharm El Sheikh, Sinai, Egypt. Gulf of Aqaba, Red Sea

Alex Mustard / Portrait of male Scalefin anthias (Pseudanthias squamipinnis) swimming in open water, Ras Katy. Sharm El Skeikh, Sinai, Egypt. Gulf of Aqaba, Red Sea.

Alex Mustard / Portrait of male Scalefin anthias (Pseudanthias squamipinnis) swimming in open water, to feed on plankton. Ras Katy, Sinai, Egypt. Gulf of Aqaba, Red Sea.

Ernie Janes / London red bus going past Big Ben and the Houses of Parliament at Westminster, London, June 2013.

Ernie Janes / Abstract photo of Tower Bridge, with blurred motion red bus, London, June 2013. Digitally manipulated.

Eric Medard / European genet (Genetta genetta) taken at night with infra red remote camera trap, Ariege, France, May.

David Pattyn / Temperate rainforest scenic with ancient Red cedar tree (Thuja plicata). Pacific Rim National Park, Vancouver Island, British Columbia, Canada, August.

Chris Mattison / Red-eyed leaf frog (Agalychnis callidryas) from Central America

Jeff Rotman / Bullethead parrotfish (Chlororus sordidus) tail. Red Sea, Egypt

Jeff Rotman / Orangespine unicornfish (Naso lituratus) profile portrait, Red Sea, Egypt.

Alex Mustard,Alex Mustard / A portrait of a small Candy stripe shrimp (Lebbeus grandimanus) in front of its host pink anemone (out of focus because of the magnification). Browning Wall, Browning Pass, Port Hardy, Vancouver Islan...

Jack Dykinga / Scarlet Macaw (Ara macao) in tropical rainforest canopy with beech almond fruit. Osa Peninsula, Costa Rica

Theo Bosboom,Theo Bosboom / Flowers in bloom with Poppies (Papaver rhoeas) and Anthemis in field near Huissen, the Netherlands, June 2011

Orsolya Haarberg,Orsolya Haarberg / The fishing village of Lovund, with the top of Tomskjevelen (Tomma island) in the background, Luroy, Helgeland, Nordland, Norway, July 2009

Sandesh Kadur / Blood pheasants (Ithaginis cruentus) in high alpine scrubland gather by the edge of a cliff, Bhutan, Himalaya.

Staffan Widstrand / Wild Wonders of China / Red panda (Ailurus fulgens) in the forest zone, right under the Meili Snow Mountain, near the Minyong glacier, Meili Snow Mountain National Park, Yunnan, China

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

Juergen Freund / Raja Ampat pygmy seahorse (Hippocampus sp.) Raja Ampat, West Papua, Indonesia

Stephen Dalton / Scarlet mormon (Papilio rumanzovia) in flight controlled conditions, from the Philippines

Michel Roggo / Sockeye / Red Salmon (Oncorhynchus nerka) on spawning migration. Adams River, British Columbia, Canada, October.

Chris Mattison / Pink stink bug (Tessaratomidae). Danum Valley, Sabah, Borneo.

Chris Mattison / Giraffe necked weevils (Trachelophorus giraffa) male. Endemic to Andasibe, Madagascar.

Matthew Maran / Wildlife photographer Tony Heald photographing Red deer in Richmond Park, London, UK January 2012. Model released.

Sandra Bartocha / Common Poppy (Papaver rhoeas) flowers impression in field, Neubrandenburg, Mecklenburg Western Pommerania, Germany

Terry Whittaker / 2020VISION / Red deer (Cervus elaphus) in Richmond Park with Roehampton Flats in background, London, England, UK, September. 2020VISION Book Plate

Solvin Zankl / Fire Ant (Solenopsis geminata) head of a major worker with mandibles used for opening seeds. Specimen photographed using digital focus stacking

Michael D. Kern / Columbian Giant Redleg Tarantula, (Megaphobema robustum) ventral view, captive from South America

David Noton / Poppies flowering in a field, near Norcia, Umbria, Italy. May 2005.

Andrew Parkinson / 2020VISION / An adult male Mallard (Anas platyrhynchos) comes in to land, backlit by evening sunlight, Derbyshire, England, UK, March. Did you know? In addition to the colour differences between male and female du...

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

Bertie Gregory / 2020VISION / Red deer (Cervus elaphus) stags fighting during rut, with blocks of flats in the background, Richmond Park, London, England, UK, October

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

Bertie Gregory / 2020VISION / Red deer (Cervus elaphus) stag in Richmond Park, with blocks of flats in the background, London, England, UK, October

Solvin Zankl / Wild Common fruit fly (Drosophila melanogaster) Vienna Drosophila RNAi Center, Institute for Molecular Pathology, Austria [focus stacking]

Nick Upton / 2020VISION / Queen Red tailed bumblebee (Bombus lapidarius) feeding on Yellow tree peony (Paeonia ludlowii) flower in garden, with house in the background, Wiltshire, England, UK, April . Property released.

Mark Hamblin / 2020VISION / Red deer stag (Cervus elaphus) walking across open moorland in snow, Cairngorms NP, Scotland, UK, December

Mark Hamblin / 2020VISION / Red deer stag (Cervus elaphus) on open moorland in snow, Cairngorms NP, Scotland, UK, December

MYN / Piotr Naskrecki / Red spotted newt (Notophthalmus viridescens) juvenile / eft, dorsal view, Concord, Massachusetts, USA, June. meetyourneighbours.net project

MYN / Piotr Naskrecki / Red spotted / Eastern Newts (Notophthalmus viridescens) swimming; from a vernal pool, Woburn, Massachusetts, USA, April, digital composite. meetyourneighbours.net project

MYN / Paul Harcourt Davies / California poppy (Eschscholzia californica) the national flower of California naturalised areas of Europe, Italy, June. meetyourneighbours.net project

Mark Hamblin / 2020VISION / Portrait of Red deer stag (Cervus elaphus) on open moorland in snow, Cairngorms NP, Scotland, UK, December

Mark Hamblin / 2020VISION / Red deer stag (Cervus elaphus) walking on open moorland in snow, Cairngorms NP, Scotland, UK, December

Mark Hamblin / 2020VISION / Red deer stag (Cervus elaphus) on open moorland, running in snow, Cairngorms NP, Scotland, UK, December

Mark Hamblin / 2020VISION / Portrait of Red deer stag (Cervus elaphus) on open moorland in snow, Cairngorms NP, Scotland, UK, December

John Abbott / Chilean rose / flame / fire / red-haired tarantula (Grammostola rosea) female, from South America

Kristel Richard / During the Festa do Colete Encarnado (Red Waistcoat Festival), a bull running festival, a traditionally dressed 'cavalheiro' delivers the 'banderilla' mounted on his Lusitano stallion in the bullring...

John Abbott / Scorpionfly (Panorpa nuptialis) male, Texas, USA

Piotr Naskrecki / Fulgorid Planthopper (Fulgoridae) spreading wings to show aposematic coloration, Costa Rica

Petra Wegner / Chihuahua, longhaired, with trophy sitting on red cushion.

Terry Whittaker / 2020VISION / Red deer (Cervus elaphus) at dusk, lights of Roehampton Flats in background, Richmond Park, London, UK, October

Terry Whittaker / 2020VISION / Red deer (Cervus elaphus) stag bellowing, rutting season, Roehampton Flats in background, Richmond Park, London, UK, September

Jeff Rotman / Close up of eye of Giant Pacific Octopus (Enteroctopus dofleini), British Columbia, Canada, Pacific Ocean.

Klaus Echle / Red Fox (Vulpes vulpes) licking a tree trunk while another walks in the foreground. Black Forest, Germany, November.

David Maitland / Close up of head of a male miniature Blue-winged olive mayfly (Acentrella sp). The male mayflys head is dominated by its remarkable red 'Turbinate' compound eyes which, directed upwards and phenomenal...

David Maitland / Long-headed Poppy (Papaver dubium) flowers and seedheads against sky, growing on wasteland next to car-park, Calne, Wiltshire, UK, June. SPECIALLY COMMENDED, In Praise of Plants category, WILDLIFE PH...

Juergen Freund / Denise's pygmy seahorse (Hippocampus denise) in its fan coral. Misool, Raja Ampat, West Papua, Indonesia

Juergen Freund / Denise's pygmy seahorse (Hippocampus denise) in its fan coral. Misool, Raja Ampat, West Papua, Indonesia,

Alex Mustard / A Pygmy Seahorse (Hippocampus bargibanti) in red seafan (Muricella sp.). Pygmy Seahorses are small, most less than 15mm in total length. Tulamben, Bali, Indonesia, Java Sea, August.

Mark Taylor / Red toy Poodle dog, and Ragdoll-cross kitten, 5 weeks.

Kim Taylor / European Robin (Erithacus rubecula) perched on a twig against a white background. UK, September.

Jane Burton / Cream Dapple Miniature Long-haired Dachshund puppy with British shorthair red tabby Kitten.

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

Chris Shields / Illustration of Red ant (Myrmica rubra), Formicidae. attacking ant on stem.

Orsolya Haarberg / Red deer (Cervus elaphus) herd wading through water in a flooded forest, Danube-Drava National Park, Hungary.

Solvin Zankl / Eurasian red squirrel (Sciurus vulgaris) climbing in tree, Germany

Bernard Castelein / Zanzibar Red Colobus (Procolobus kirkii) head portrait of infact, sitting with mother, Jozani Chwaka Bay NP, Zanzibar, Tanzania

David Shale / Hydromedusa / Trachymedusa (Crossota sp) from approx 2700m, mid Atlantic ridge, June 2010

Floris van Breugel / Burrowing Owl (Athene cunicularia) standing at entrance to burrow, and watching a Red-tailed Hawk circling above. Salton Sea, California, USA.

Jane Burton / Young Tortoise feeding on a Tomato