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.
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Neil Aldridge / Slow motion shot of Soprano pipistrelle bat (Pipistrellus pygmaeus) crawling out of roost in barn roof and flying away, Devon, UK.
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Nick Upton / European eel (Anguilla anguilla) elver migrating upstream, using an eel pass on the side of a weir, Somerset Levels, England, UK, July.
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David Perpinan / Male Mediterranean tree frog (Hyla meridionalis) calling, showing vocal sac inflating, Barcelona, Spain, May. Filmed at night with an infrared camera.
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Dave Bevan / Red fox (Vulpes vulpes) digging out a mouse nest from under a raised bed, filmed at night using an infra red camera, Carmarthenshire, Wales, UK, January.
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Dave Bevan / Juvenile Brown rats (Rattus norvegicus) raiding a chicken nest in a barn, filmed at night using an infra red camera, Carmarthenshire, Wales, UK, December.
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Dave Bevan / Juvenile Brown rat (Rattus norvegicus) entering live trap and escaping, filmed at night using an infra red camera, Carmarthenshire, Wales, UK, November.
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David Perpinan / Common rock sparrow (Petronia petronia) feeding chicks in nest, filmed using an infra-red camera, Cuenca, Castile-La Mancha, Spain, June.
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David Perpinan / Common rock sparrow (Petronia petronia) chick exploring outside nest, Cuenca, Castile-La Mancha, Spain, June.
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Dave Bevan / Juvenile Brown rat (Rattus norvegicus) feeding on grain in a barn, filmed at night using infra red, Carmarthenshire, Wales, UK, October.
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Dave Bevan / Pair of Swallows (Hirundo rustica) feeding chicks at nest in a barn, filmed using infra red, Carmarthenshire, Wales, UK, September.
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David Perpinan / Female Rock sparrow (Petronia petronia) feeding chick inside nest, filmed with an infrared camera, Spain, June.
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Nick Upton / Common swift (Apus apus) feeding chick in a nest box, filmed using infrared light, Cambridge, England, UK, August.
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Nick Upton / Eurasian beaver (Castor fiber) adding a branch to its dam, Tayside, Scotland, UK, May. Filmed at night using a remote camera and infra red light.
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Wim van den Heever / Black rhinoceros (Diceros bicornis) mother and calf having a drink at night with perfect reflections. Etosha National Park, Namibia. Taken with infrared camera.
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Wim van den Heever / Black rhinoceros (Diceros bicornis) bull having a drink at night with perfect reflections. Etosha National Park, Namibia. Taken with Infrared camera.
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Eric Baccega / African elephant (Loxodonta africana) and black rhinoceros (Diceros bicornis) bathing at waterhole at night with moon, Okaukuejo, Etosha National Park, Namibia, Africa. Taken with infrared camera.
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Eric Medard / Barn owl (Tyto alba) flying in old chapel at night, taken with infra red remote camera trap, Mayenne, Pays de Loire, France, November.
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Eric Medard / Roe deer (Capreolus capreolus) female, taken at night using infra-red, Mayenne, Pays de la Loire, France.
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Nick Upton / Two Eurasian beaver kits (Castor fiber) feeding at night, born in the wild on the River Otter as part of the River Otter Beaver Trial, Devon, England, UK, August 2015.
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Nick Upton / Male Eurasian beaver (Castor fiber) at night, feeding on a branch in a pond, Devon Wildlife Trust's Devon Beaver Project, Devon, UK, April.
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Nick Upton / Male Eurasian beaver (Castor fiber) at night, feeding on a branch in a pond, Devon Wildlife Trust's Devon Beaver Project, Devon, UK, April.
Nick Upton / Eurasian beaver (Castor fiber) at night, chewing bark and climbing along a felled tree, Devon Wildlife TrustŐs Devon Beaver Project enclosure, Devon, England, UK, March.
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Eric Medard / European brown bear (Ursus arctos arctos) walking through forest at night, taken with infra red remote camera trap, Slovenia, October.
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Eric Medard / Bats (Microchiroptera) in flight under bridge, taken at night with infra red remote camera trap, Mayenne, Pays de Loire, France, August.
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Eric Medard / Grey heron (Ardea cinerea) at night, taken with infra-red, Mayenne, Pays de la Loire, France, September.
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Eric Medard / Badger (Meles meles) in garden, taken at night with infra red remote camera trap, Mayenne, Pays de Loire, France, August.
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Eric Medard / Grey heron (Ardea cinerea) in small stream at night, taken with infra-red remote camera trap, France. October.
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Eric Medard / Rabbits (Oryctolagus cuniculus) in garden, taken at night with infra red remote camera trap, Mayenne, Pays de Loire, France.
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Eric Medard / Feral cat (Felis catus) at night, taken with infra-red remote camera trap, France, November.
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Eric Medard / European genet (Genetta genetta) taken at night with infra red remote camera trap, Ariege, France, May.
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Eric Medard / Little owl (Athene noctua) on water pump in garden, taken at night with infra red remote camera trap, Mayenne, Pays de Loire, France.
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Eric Medard / Barn owl (Tyto alba) flying through barn door at night, taken with infra red remote camera trap, Mayenne, Pays de Loire, France, November.
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Mark MacEwen / Wedge-tailed Shearwaters (Puffinus pacificus) at night, Heron Island, southern Great Barrier Reef, Queensland, Australia. Taken with infra-red camera.
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Mark MacEwen / Male Marsh pride lion (Panthera leo) on a moonless night, Masai Mara, Kenya. Taken with infra red camera, September
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Laurent Geslin / Beech marten (Martes foina) at night in city, Switzerland, taken using infra red beam
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Martin Dohrn / Spotted hyaenas harrass lioness. Serengeti NP, Tanzania, East Africa. Infra-red image taken at night using 'Starlight Camera' technology without artificial lighting. Ngorongoro Conservation Area,
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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
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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...
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Martin Dohrn / Lioness stalking Wildebeest at night. Unable to spot the lion, the wildebeest can be hunted without stealth. Image taken using 'Starlight Camera' technology and infra red light. Serengeti NP Ngorongor...
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Martin Dohrn / Holding head low, a Gazelle watches lion pride walk by. Serengeti NP, Ngorongoro Conservation Area, Tanzania. Image taken at night using 'Starlight Camera' technology and infra red light.
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Martin Dohrn / Male Lion hunting zebra at night, Serengeti NP, Ngorongoro Conservation Area, Tanzania, East Africa. Image taken using 'Starlight Camera' technology and infra-red light.
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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.
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Nick Upton / Tawny owl (Strix aluco) male flies to a nest box at night and delivers prey to its mate who calls from inside the box, Wiltshire garden, UK, May.
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Nick Upton / Tawny owl (Strix aluco) male flies from a nest box after delivering a Field vole (Microtus agrestis) to his mate who then appears at the entrance with it before flying off, Wiltshire garden, UK, May.
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Nick Upton / Tawny owl (Strix aluco) returning to a nest box at night with Field vole (Microtus agrestis) prey in its beak to feed its chick, Wiltshire, UK, May.
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Nick Upton / Tawny owl (Strix aluco) returning to a nest box at night with Wood mouse (Apodemus sylvaticus) prey to feed its chick, Wiltshire, UK, May.
