Martin Dohrn / Herd of giraffes (Giraffa camelopardalis) resting at night, Masai Mara, Kenya. Image taken at night using thermal camera technology, with no artificial light.

Martin Dohrn / Group of lions (Panthera leo) at night, Masai Mara, Kenya. Photographed using 'Starlight Camera' technology without artificial lighting.

Martin Dohrn / African driver / Siafu / Safari ant biting {Dorylus/ Anomma speciess). Species is non-stinging, but jaws can tear human flesh. East Africa

Martin Dohrn / Wood ant (Formica rufa) basking to absorb heat from the sun which is brought back to the nest when they return, Europe

Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) fighting a different species of ant (Aphaenogaster cockerelli), over territory Arizona, USA

Martin Dohrn / Driver ant / Siafu (Dorylus sp.) in nomadic stage carrying pupae

Martin Dohrn / John Ruthven swimming in the Bioluminescence Bay in Vieques, Puerto Rico. Dinoflagellates create the bioluminescense when disturbed. Model released.

Martin Dohrn / Cardinal fish (Apogon sp) moments after it has mistakenly tried to eat an ostracod. The ostracod then releases glowing mucus that is so bright that it can be seen through the body of the fish. This gi...

Martin Dohrn / Wide panoramic night thermal camera shot of Asian elephants (Elephas maximus) and a herd of Spotted / Chital / Axis deer (Axis axis) in Yala National Park, Sri Lanka

Martin Dohrn / Starlight camera image in moonlight of Eurasian wild boar (Sus scrofa) feeding on carcass of Spotted deer stag (Axis axis) watched by Asian water buffalo (Bubalas bubalas) while the leopard (Panthera...

Martin Dohrn / Ammonite night filming crew on location for National Geographic Nighstalkers, Yala National Park, Sri Lanka, 2010. *THIS IMAGE CAN ONLY BE USED IF NATIONAL GEOGRAPHIC NIGHTSTALKERS IS REFERENCED*

Martin Dohrn / Three hyenas (Crocuta crocuta) approaching a resting lion (Panthera leo) at night. Topi Plain, Masai Mara, Kenya. Image taken using an infared camera with no artificial visible light, on location for...

Martin Dohrn / Group of hyena (Crocuta crocuta) playing in deep rain puddle at night. Topi Plain, Masai Mara, Kenya. Image taken using "starlight camera" with no artificial light, on location for National Geographi...

Martin Dohrn / Thermal camera image of hippos (Hippopotamus amphibius), crocodile (Crocodylus niloticus) and wildebeest (Connochaetes taurinus, far left) on the banks of the Mara River, Masai Mara, Kenya. Image take...

Martin Dohrn / Sleeping African elephants (Loxodonta africana), two adults and offspring, Masai Mara, Kenya. Image taken at night using thermal camera technology without artificial light.

Martin Dohrn / Hippo (Hippopotamus amphibius) in threat pose, Masai Mara, Kenya. Image taken at night using thermal camera technology without artificial lighting.

Martin Dohrn / Lions (Panthera leo) approaching rhinoceros, Masai Mara, Kenya. Photographed at night using 'Starlight Camera' technology without artificial lighting.

Martin Dohrn / Pride of lions (Panthera leo) in Masai Mara, Kenya. Photographed at night using 'Starlight Camera' technology without artificial lighting.

Martin Dohrn / Lionesses (Panthera leo) killing zebra, Masai Mara, Kenya. Image taken at night using thermal Camera technology without artificial lighting. Can only be used if National Geographic "Night of the Lio...

Martin Dohrn / Lenticular clouds forming over the Italian Alps

Martin Dohrn / Aerial view of deciduous autumn woodland, Puy de Dome, France

Martin Dohrn / Aerial view of yellow taxi cabs and other traffic reflected in glass of skyscraper in New York city, USA

Martin Dohrn / Red forms of Black slug {Arion ater} mating, Northern Italy, Europe

Martin Dohrn / Mosquito {Culex pipiens} emerging from pupa at water surface, UK

Martin Dohrn / Mosquito {Culex pipiens} emerging from pupa at water surface, UK

Martin Dohrn / Sunset in tropical rainforest after destruction by fire, Brazil

Martin Dohrn / Lorry dumping coal slurry, Ruhr valley, Germany

Martin Dohrn / Forest of Shorea trees {Shorea sp} Penang, Malaysia

Martin Dohrn / Mosquito gorged with human blood {Culex pipiens} UK

Martin Dohrn / Newly emerged mosquito waits for exoskeleton to harden {Culex pipiens} C UK UK

Martin Dohrn / Mosquito adult emerging from pupa at water surface {Culex pipiens} UK

Martin Dohrn / Mosquito {Culex pipiens} larvae filter feeding at surface of water. UK

Martin Dohrn / African driver / Siafu / Safari ant close up portrait of soldier with large jaws {Dorylus / Anomma species}. Ant is blind. Tanzania, East Africa

Martin Dohrn / African driver / Siafu / Safari ant workers carrying larvae while migrating {Dorylus / Anomma species} Tanzania, East Africa

Martin Dohrn / Army ant soldier portrait - jaws used for defence and suture purposes.{Eciton burchelli} Santa Rosa NP, Guanacaste, Costa Rica, Central America

Martin Dohrn / Army ant bivouac made entirely from body mass of migrating ants {Eciton burchelli} Santa Rosa NP, Guanacaste, Costa Rica, Central America

Martin Dohrn / Mosquito {Culex pipiens} larva about to emerge from pupa at water surface UK

Martin Dohrn / Maasai herdsman with his cattle. Serengeti NP, Ngorongoro Conservation Area, Tanzania, East Africa. Image taken using 'Starlight Camera' technology without artificial lighting.

Martin Dohrn / Kayapo Indian boy with body painting. Brazil, South America

Martin Dohrn / European Alps, aerial view in winter with snow on mountains

Martin Dohrn / European Alps, aerial view in winter with snow on mountains

Martin Dohrn / Peregrine falcon {Falco peregrinus} in Manhatton New York, USA

Martin Dohrn / Peregrine falcon {Falco peregrinus} in Manhatton New York, USA

Martin Dohrn / Peregrine falcon (Falco peregrinus) in Manhattan New York, USA

Martin Dohrn / Intense golden flames and sparks from fire at night.

Martin Dohrn / Mont Blanc (4807m), Italian Alps, Italy, Europe

Martin Dohrn / Wildebeest {Connochaetes taurinus} under stars at night, Masai Mara, Kenya. Starlight image intensifier camera image taken with no artificial light

Martin Dohrn / The Southern Cross star constellation shining above Ballenites trees in Masai Mara, Kenya. Starlight image intensifier camera image taken with no artificial light.

Martin Dohrn / Lightning at night over Masai Mara Kenya, East Africa. Starlight image intensifier camera image taken with no artificial light

Martin Dohrn / Spotted hyaenas at night, Masai Mara, Kenya. Starlight image intensifier camera image taken with no artificial light, composite

Martin Dohrn / Bioluminescence - pool with Snook, Snapper and a Stingray fish, Bio Bay, Vieques Island, Puerto Rico. Central America. Starlight image intensifier camera image taken with no artificial light.

Martin Dohrn / African elephant herd {Loxodonta africana} at night, Masai Mara. Starlight image intensifier camera image taken with no artificial light.

Martin Dohrn / Spotted hyaenas {Crocuta crocuta} on the prowl. Serengeti NP, Tanzania, East Africa. Image taken using 'Starlight Camera' technology without artificial lighting. Ngorongoro Conservation Area,

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,

Martin Dohrn / Spotted hyaena portrait in moonlight {Crocuta crocuta} Serengeti NP Tanzania, East Africa. Image taken using 'Starlight Camera' technology without artificial lighting. Ngorongoro Conservation Area,

Martin Dohrn / Spotted hyaenas {Crocuta crocuta} feeding on kill, Serengeti NP, Tanzania, East Africa. Image taken at night using 'Starlight Camera' technology without artificial lighting. Ngorongoro Conservation Ar...

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 / 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...

Martin Dohrn / Lioness killing Zebra, Serengeti NP, Ngorongoro Conservation Area, Tanzania, East Africa. Image taken at night using 'Starlight Camera' technology without artificial lighting.

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.

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.

Martin Dohrn / Lioness head portrait in moonlight Serengeti NP, Tanzania, East Africa. Note dilated pupils. Image taken using 'Starlight Camera' technology without artificial lighting.

Martin Dohrn / Moonlit night-time landscape of kopje Serengeti NP, Ngorongoro Conservation Area, Tanzania, East Africa. Image taken using 'Starlight Camera' technology without artificial lighting.

Martin Dohrn / Night-time in the Serengeti NP, Ngorongoro Conservation Area, Tanzania, East Africa. Image taken using 'Starlight Camera' technology with no artificial lighting.

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.

Martin Dohrn / Army ants (Eciton sp.) carrying prey back to the nest, South America

Martin Dohrn / Army ant (Eciton sp.) carrying larvae during migration to a new nest site, South America

Martin Dohrn / Wood ants (Formica rufa) basking to absorb heat from the sun and being filmed using 'Frankencam' specialised apparatus for filming insects

Martin Dohrn / Wood ant (Formica rufa) basking to absorb heat from the sun which is brought back to the nest when they return, Europe

Martin Dohrn / Army ants (Eciton sp) forming a bivouac, a tempory nest formed from the ants bodies, South America

Martin Dohrn / Army ants (Eciton sp) forming a bivouac, a tempory nest formed from the ants bodies, South America

Martin Dohrn / Army ants (Eciton sp) attacking a scorpion, South America

Martin Dohrn / Army ant (Eciton sp.) carrying larvae during migration to a new nest site, South America

Martin Dohrn / Frankencam, apparatus used to film ants in Arizona, USA

Martin Dohrn / Army ants (Eciton sp) forming a bivouac, a tempory nest formed from the ants bodies, South America

Martin Dohrn / Army ants (Eciton sp) forming a bivouac, a tempory nest formed from the ants bodies, South America

Martin Dohrn / Army ant (Eciton sp.) carrying larvae during migration to a new nest site, South America

Martin Dohrn / Army ant (Eciton sp.) carrying larvae during migration to a new nest site, South America

Martin Dohrn / Harvest ant (Pogonomyrmex sp.) habitat in Arizona USA

Martin Dohrn / Gavin Thurston and Howard Bourne, filming Harvester ants in Arizona, with 'Frankencam', specialised camera equipement for filming ants.

Martin Dohrn / Jumping ant (Harpegnathos saltator) guarding pupae and larvae at the nest, from South-East Asia

Martin Dohrn / Jumping Ant (Harpegnathos saltator) guarding pupae and larvae at the nest, from South-East Asia

Martin Dohrn / Jumping Ant (Harpegnathos saltator) guarding pupae at the nest, from South-East Asia

Martin Dohrn / Jumping ant (Harpegnathos saltator) portrait, from South-East Asia

Martin Dohrn / Jumping ant (Harpegnathos saltator) guarding pupae and larvae at the nest, from South-East Asia

Martin Dohrn / Ant (Harpegnathos saltator) guarding pupae and larvae at the nest, from South-East Asia

Martin Dohrn / Harvester ant (Pogonomyrmex maricopa) habitat in Arizona, August 2009

Martin Dohrn / Harvester ant (Pogonomyrmex maricopa) with feather, Arizona USA

Martin Dohrn / 'Frankencam' specialised filming apparatus used by Martin Dohrn to film ants, Arizona, USA

Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) fighting a Long legged ant (Aphaenogaster cockerelli), over territory Arizona, USA

Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) (middle) fighting a different species of ant (Aphaenogaster sp), over territory Arizona, USA

Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) (middle) fighting a different species of ant (Aphaenogaster sp), over territory Arizona, USA

Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) (middle) fighting a different species of ant (Aphaenogaster sp) over territory

Martin Dohrn / Army ant (Eciton sp) migrating carrying larvae, South America

Martin Dohrn / Maricopa harvester ant (Pogonomyrmex maricopa) fighting a different species of ant (Aphaenogaster cockerelli), over territory Arizona, USA