Robert Thompson / Crested gecko (Correlophus ciliatus), New Caledonia, controlled conditions

Lorraine Bennery / Lined leaf-tailed gecko (Uroplatus lineatus) camouflaged on dying leaves. Madagascar.

Eduardo Blanco / Pale burrower mayfly (Ephoron virgo) swarming around streetlights at night, with gecko (Tarentola mauritanica) inside lamp. Mayflies recently hatched. Tudela, La Ribera de Navarra, Navarre, Spain. Aug...

Fabio Pupin / Moorish gecko, (Tarentola mauritanica), hunting on window, Italy, April . Non-ex.

Chris Mattison / Marico Gecko (Pachydactylus mariquensis latirostris). Namaqualand, Northern Cape, South Africa.

Chris Mattison / Marico Thick-toed Gecko (Pachydactylus mariquensis latirostris). Namaqualand, Northern Cape, South Africa.

Juergen Freund / Green Tree Ants (Oecophylla smaragdina) attacking Common House Gecko (Hemidactylus frenatus) Cairns, Queensland, Australia

Claudio Contreras / Yucatan banded gecko (Coleonyx elegans), El Mirador-Rio Azul National Park, Department of Peten, Guatemala, October.

Andy Trowbridge / Jewelled gecko (Naultinus gemmeus) on a kanuka bush (Kunzea ericoides). Banks Peninsula; Canterbury, South Island, New Zealand.

Michael D. Kern / Yellow Headed Day Gecko (Phelsuma klemmeri) between leaves captive from Madagascar

Michael D. Kern / Madagascar Ground Gecko / Big headed gecko(Paroedura Pictus) captive, from Madagascar

Michael D. Kern / Mossy leaf-tailed gecko, (Uroplatus sikorae) captive from Madgascar

Michael D. Kern / Leaf tailed gekco (Uroplatus fimbriatus) captive from Madagascar

Michael D. Kern / Leaf tailed gekco (Uroplatus fimbriatus) captive from Madagascar

Shibai Xiao / Hainan leopard gecko (Goniurosaurus hainanensis) young photographed on white background, China.

Shibai Xiao / Tokay gecko (Gekko gecko) jumping to a higher tree, Guangxi Province, China.

Shibai Xiao / Tokay gecko (Gekko gecko) close up portrait of head with black background, Guangxi Province, China.

Paul D Stewart / Photomontage of living gecko feet showing a variety of forms. Gecko feet employ very small subdivided filaments to bond with their substrates at the molecular level using Van Der Waals' forces. Every...

Bert Willaert / Banded Ground Gecko (Geckoella deccanensis) portrait. Western Ghats, India, July.

Inaki Relanzon / Leaf tailed gecko (Uroplatus sikorae) leaping from branch, Ranomafana National Park, East of Madagascar.

Alex Hyde / Leaf-tailed gecko {Uroplatus sikorae} licking its eye to clean it. Masoala Peninsula National Park, north east Madagascar.

Alex Hyde / Lined Leaf-tailed Gecko {Uroplatus lineatus} showing darker nocturnal colouration, camouflaged amongst dead palm fronds. Masoala Peninsula National Park, north east Madagascar.

Alex Hyde / Close-up of the underside of foot of Leaf-tailed gecko {Uroplatus sikorae} as it walks on vertical glass. The finely divided setae on the toe pads stick the gecko to the smooth surface through van der...

Nick Garbutt / Three Mossy Leaf-tailed Geckos (Uroplatus sikorae) in differing colour morphs. From forest understorey at night. Masoala National Park, Madagascar. Photographed on white background

Nick Garbutt / Mossy Leaf-tailed gecko (Uroplatus sikorae) cleaning eye with tongue. Masoala National Park, Madagascar.

Stephen Dalton / Flying / Parachute gecko (Ptychozoon sp) gliding, controlled conditions

Stephen Dalton / Henkel's leaf tailed gecko (Uroplatus henkeli) licking its eye with its tongue, controlled conditions

Stephen Dalton / Gecko (Tarentola sp) close up of feet gripping glass, controlled conditions

Nick Garbutt / Mossy leaf-tailed gecko (Uroplatus sikorae), cleaning its eye and active at night. Ranomafana NP, south east Madagascar.

Niall Benvie / Moorish gecko {Tarentola mauritanica} juvenile, Spain WWE BOOK. WWE OUTDOOR EXHIBITION. NOT TO BE USED FOR GREETING CARDS OR CALENDARS Wild Wonders kids book.

Bruno D'Amicis / Helmethead gecko (Gekonia chazalie) walking on dunes at night. Endemic of the Atlantic Sahara. Southern Morocco, NW Africa

Bruno D'Amicis / Petrie's gecko (Stenodactylus petrii) on sand dune, Sahara desert, Morocco, NW Africa

Solvin Zankl / Close up of underside of foot of Web-footed gecko (Palmatogecko rangei) Namib Desert, Namibia

Solvin Zankl / Web-footed gecko (Palmatogecko rangei) on sand dune in the Namib Desert, Namibia

Solvin Zankl / Web-footed gecko (Palmatogecko rangei) head portrait, Namib Desert, Namibia

Inaki Relanzon / Close up of eye of Leaf tailed gecko (Uroplatus fimbriatus) eye detail, Nosy Mangabe, Northeast Madagascar.

Jouan & Rius / Leaf tailed gecko (Uroplatus finiavana) at night, tropical rainforest, Montagne d'Ambre NP, Madagascar

Kim Taylor / Madagascan day gecko {Phelsuma madagascariensis} licking eye. Madagascar.

Kim Taylor / Tokay gecko {Gecko gecko} defensive display. captive, from SE Asia.

Kim Taylor / Tokay gecko {Gecko gecko} eye showing pupil partially closed. Captive occurs Asia.

Ingo Arndt / Close up webbed foot of Kuhl's gecko {Ptychozoon kuhli}

Ingo Arndt / Close up foot of Tokay gecko {Gekko gecko}

Ingo Arndt / Close up foot of Madagascan day gecko {Phelsuma madagascariensis}

Tim MacMillan / John Downer Pr / Kuhl's gecko flying - every edge of body expanded into membrane that acts as a wing as it glides (Resolution restriction - image digitised from film, 'Weird Nature' tv series)

Pete Oxford / Leaf tailed gecko camouflaged on tree trunk {Uroplatus sikorae} Madagascar

Claudio Velasquez / Leaf tailed gecko defense display, Madagascar

Pete Oxford / Day gecko drinking, Ankarana NP, Madagascar

Pete Oxford / Leaf tailed gecko threat display, Nosy Mangabe, Madagascar