Klaus Echle / Red fox (Vulpes vulpes) resting in woodland, sleeping, Black Forest, Germany, Winner of Fritz Polking portfolio prize , GDT 2011 competition

Alex Mustard / Glasseye snapper (Heteropriacanthus cruentatus) head portrait with a cleaning Goby (Gobiosoma genie) East End, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Edwin Giesbers / Red fox (Vulpes vulpes) head portrait, The Netherlands, March

Edwin Giesbers / Red fox (Vulpes vulpes) portrait, captive

Edwin Giesbers / Red fox (Vulpes vulpes) close-up of half of face, captive

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

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

Linda Pitkin / 2020VISION / Velvet Swimming Crab (Necora puber / Liocarcinus puber), St Abbs (St Abbs and Eyemouth Voluntary Marine Reserve), Berwickshire, Scotland, UK, October, 2011

Terry Whittaker / 2020VISION / Urban Red fox (Vulpes vulpes) cub amongst graves, West London cemetery, UK, June. 2020VISION Exhibition. 2020VISION Book Plate.Did you know? Red fox cubs are born with dark brown fur and blue eyes, bu...

Alex Mustard / 2020VISION / Long-clawed squat lobster (Munida rugosa) portrait, Loch Fyne, Argyll and Bute, Scotland, UK, June

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

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...

Lisa Hoffner / Orphan elephant (Loxodonta africana) flings red dirt during its daily dust bath. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, April 2007.

Fabrice Cahez / Close-up portrait of a Red Fox (Vulpes vulpes). Vosges, France, June. Not available for ringtone/wallpaper use.

Lassi Rautiainen / Black woodpecker (Dryocopus martius) male feeding on tree trunk with beak open showing tongue, Finland, March

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

Danny Green / 2020VISION / Red Fox (Vulpes vulpes) cub in late evening light, Leicestershire, England, UK, July

Danny Green / 2020VISION / Red Fox (Vulpes vulpes) cub in late evening light, Leicestershire, England, UK, July

Danny Green / 2020VISION / Red Fox (Vulpes vulpes) Leicestershire, England, UK, September. Did you know? The familiar red fox is hugely adaptable, and is now the most widespread canine species in the world.

Danny Green / 2020VISION / Red Fox (Vulpes vulpes) cub in late evening light, Leicestershire, England, UK, July

Daniel Heuclin / Portrait of Wagler's / Temple Pitviper (Tropidolaemus wagleri) showing the thermo-receptive pit organ between the eye and mouth. Controlled conditions. Mindanao, Philippines, February.

Rod Williams / Male Red-backed Bearded saki monkey (Chiropotes chiropotes) captive, from Venezuela

Bernard Castelein / Zanzibar Red Colobus (Procolobus kirkii) head portrait, Jozani Chwaka Bay NP, Zanzibar, Tanzania

Markus Varesvuo / Shelduck (Tadorna tadorna) male head portrait, Finland, April

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

Alex Hyde / Close up of eye of Tomato frog {Dyscophus antongili} Maroantsetra, Northeast Madagascar

Juan Manuel Borrero / White bald-headed uakari (Cacajao calvus) head portrait. Amazon basin. Iquitos. Loreto. Peru, Captive

Jeff Rotman / Close up of diving scientist reviving a Bigeye / Iago shark (Iago omanensis) Red Sea, Model released Model released.

Jeff Rotman / Close-up of the eye of a Jewel Grouper / Coral hind (Cephalopholis Miniata) Red Sea, Egypt

Jeff Rotman / Close up of Goggle eye / Bigeye fish (Priacanthus hamrur) Red Sea, Egypt

Edwin Giesbers / Portrait of Red ruffed lemur (Varecia variegata ruber) Captive, Netherlands.

Robert Thompson / Red-eyed tree frog {Agalychnis callidryas} resting in Bromeliad flower, Nicaragua, June

Wild Wonders of Europe / Hamblin / Red deer (Cervus elaphus) stags at dusk showing eye shine, Oostvaardersplassen, Netherlands, June 2009

Stephen Dalton / Large red damselfly (Pyrrhosoma nymphula) head portrait, UK

Mark Bowler / Red howler monkey (Alouatta seniculus) howling, captive

Mark Bowler / Victoria crowned pigeon (Goura victoria) head portrait, vulnerable species, captive

Mark Bowler / Red eyed tree frog (Agalychnis callidryas) close-up of head Captive

Mark Bowler / Red eyed tree frog (Agalychnis callidryas) Captive

Mark Bowler / Red eyed tree frog (Agalychnis callidryas) sitting

Tim Laman / Red-eyed tree frog (Agalychnis callidryas). Piedras Blancas National Park, Esquinas Rainforest Lodge, Costa Rica.

Inaki Relanzon / Close up of eye of Tomato frog (Dyscophus antongili) Maroantsetra, Northeast Madagascar

Jeff Rotman / Bullethead Parrotfish (Scarus sordidus) portrait at night. Egypt, Red Sea.

SIMON KING / Red Deer stag's eye {Cervus elaphus} UK

Constantinos Petrinos / Red hermit crab {Dardanus megistos} Sulawesi, Indonesia

Sue Daly / Ribbontail ray {Taeniura lymna} Red Sea

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas) portrait, native to Central and South America

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas), native to Central and South America

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas) in rain, native to Central and South America

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas) in rain, native to Central and South America

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas) in rain, native to Central and South America

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas) on flower petal, native to Central and South America

Phil Savoie / Red eyed tree frog portrait (Agalychnis callidryas)

Michael & Patricia Fogden / Canal Zone Treefrog (Hypsiboas rufitelus) rainforest, Costa Rica

Chris Newbert / Parrotfish (Scarus sp) close-up of eye, Red Sea, Egypt

Martin Dohrn / Hyaenas threatening lions who have stolen kill. Serengeti NP, Tanzania, East Africa. Image taken using 'Starlight Camera' technology and infra red light. Ngorongoro Conservation Area

Martin Dohrn / Pride of fifteen Lions listening for sounds of prey animals in the night. Image taken using 'Starlight Camera' technology abnd infra red light. Serengeti NP, Ngorongoro Conservation Area, Tanzania, Ea...

Martin Dohrn / Stampeding Wildebeest {Connochaetes taurinus}. Heads held low to see ground in pitch black night. Serengeti, Tanzania, East Africa. Infra red image from 'Starlight' camera, from film.

Jeff Rotman / Eye of Whitetip reef shark {Triaendodon obesus} Red Sea, Egypt

Rod Williams / Head portrait of male Douc Langur, endangered species occurs Vietnam

Rod Williams / Head portrait of male Douc Langur, endangered species, occurs Vietnam

John Cancalosi / Strawberry poison-dart frog, (Oophaga pumilio / Dendrobates pumilio), Costa Rica

Juan Manuel Borrero / Red-eyed Treefrog (Agalychnis callidryas) hiding in a bromeliad flower, captive from South America

Ingo Arndt / Red-eyed Tree Frog (Agalychnis callidryas) pair in amplexus sleeping with closed eyes, Costa Rica

Ingo Arndt / Red-eyed Tree Frog (Agalychnis callidryas) eye closed with semi-transparent eyelid that allows it to see its surroundings even while resting, Costa Rica

Ingo Arndt / Red-eyed Tree Frog (Agalychnis callidryas) eye, Costa Rica

Ingo Arndt / Red-eyed Tree Frog (Agalychnis callidryas) semi-transparent eyelid that allows it to see its surroundings even while resting, Costa Rica

Mark Carwardine / Red eyed treefrog on pitcher plant {Agalychnis callidryas} captive

Mark Carwardine / Red eyed treefrog {Agalychnis callidryas}, captive Not available for ringtone/wallpaper use.

Bert Willaert / Juvenile Red-backed shrike (Lanius collurio) with eye hood, used by falconers to catch birds of prey for domestication, Georgia, September.

Jeff Rotman / Bigeye Houndshark (Iago omanensis) at 500 meters below surface. Eilat, Israel, Red Sea

Christian Ziegler / Red-eyed Tree Frog (Agalychnis callidryas) egg mass with four day old embryos, Soberania National Park, Panama

Tui De Roy / Black and white owl (Strix nigrolineata) eyes red from camera flash, San Isidro, Eastern Slope Tropical Andes, Andean Cloud Forest, East slope, Ecuador

Alex Mustard / 2020VISION / Sea scorpion (Taurulus bubalis) hidden in a bed of red algae, Loch Carron, Ross and Cromarty, Scotland, UK, April.

Konrad Wothe / Red eyed tree frog (Agalychnis callidryas) portrait, Costa Rica

Shibai Xiao / Pingxiang cave gecko (Goniurosaurus luii) clinging to tree trunk with strong red eyes, Guangxi Province, China.

Shibai Xiao / Bamboo / Stejnegeri viper (Trimeresurus stejnegeri) head peering out from leaves, Bawangling National Nature Reserve, Hainan Island, China.

Thomas Marent / Red-eyed Tree Frog (Agalychnis callidryas) with half closed eyelid, Tortuguero National Park, Costa Rica

Alex Mustard / Bluespotted stingray (Taeniura lymma) disguised as it lays buried in sand. Na'ama Bay, Sharm El Sheikh, Egypt. Gulf of Aqaba, Red Sea.

MYN / Alfonso Lario / Red eyed tree frog (Agalychnis callidryas) tropical rainforet, Gamboa, Panama, November, meetyourneighbours.net project

Loic Poidevin / Red frontal brown lemur (Eulemur fulvus rufus) drinking from a forest stream, Madagascar.

Loic Poidevin / Red frontal brown / Southern red-fronted brown lemur (Eulemur fulvus rufus) sitting on branch in forest canopy, Madagascar.

Loic Poidevin / Red frontal brown / Southern red-fronted brown lemur (Eulemur fulvus rufus) two cuddled up together sitting on branch in forest canopy, Madagascar.

Ross Hoddinott / 2020VISION / Male Common darter dragonfly (Sympetrum striolatum) resting on the end of a twig, Arne RSPB reserve, Dorset, England, UK, September

Ross Hoddinott / 2020VISION / Close up portrait of Small red damselfly (Ceriagrion tenellum), Arne RSPB reserve, Dorset, England, UK, August

David Kjaer / Peacock butterfly (Inachis io) Wiltshire, UK, July

Dr. Axel Gebauer / Red panda (Ailurus fulgens), close up of eye detail, captive

John Cancalosi / Red eyed tree frog (Agalychnis callidryas) Costa Rica, July

John Cancalosi / Red eyed tree frog (Agalychnis callidryas) portrait, Costa Rica, July

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

Solvin Zankl / Common fruit flies (Drosophila melanogaster) laboratory culture of flies showing Yellow (yellow pigmentation), Curly (wings curl away from body) and Orange (less red pigmentation in eyes) mutations. T...

Solvin Zankl / Common fruit flies (Drosophila melanogaster) laboratory culture of flies showing Yellow (yellow pigmentation), Curly (wings curl away from body) and Orange (less red pigmentation in eyes) mutations. T...

Solvin Zankl / Wild type Common fruit flies (Drosophila melanogaster) laboratory culture, mating pair, Vienna Drosophila RNAi Center, Institute for Molecular Pathology, Austria

Solvin Zankl / Wild type Common fruit flies (Drosophila melanogaster) laboratory culture, mating pair, Vienna Drosophila RNAi Center, Institute for Molecular Pathology, Austria

Solvin Zankl / Wild type Common fruit flies (Drosophila melanogaster) laboratory culture, mating pair, Vienna Drosophila RNAi Center, Institute for Molecular Pathology, Austria

Solvin Zankl / Wild type Common fruit flies (Drosophila melanogaster) laboratory culture, mating pair, Vienna Drosophila RNAi Center, Institute for Molecular Pathology, Austria

Solvin Zankl / Wild type Common fruit fly (Drosophila melanogaster) laboratory culture, mating pair, Vienna Drosophila RNAi Center, Institute for Molecular Pathology, Austria