Alex Hyde / Long exposure of light trail from bioluminescent click beetle (Pyrophorus sp) walking on ground at night. Danum Valley Sabah, Borneo.

Kim Taylor / Click beetle (Pyrophorus sp) showing orange bioluminescence, Costa Rica

Kim Taylor / Tropical luminous click beetle {Pyrophorus sp.} Trinidad, West Indies. Note - photographed by its own bioluminescence

Kim Taylor / Tropical luminous click beetle {Pyrophorus sp} showing bioluminescence. Composite image showing beetle before take-off and in flight with green thoracic and orange abdominal lights glowing strongly. T...

Paul Williams / Trilobite beetle, (Duliticola hoiseni) Kinabalu National Park, Sabah, Borneo.

MYN / Dirk Funhoff / Click beetle (Ampedus sanguineus), Staudernheim, Pfalz, Germany. June. Meetyourneighbours.net project

MYN / Dirk Funhoff / Click beetle (Ampedus sanguineus), Staudernheim, Pfalz, Germany. June. Meetyourneighbours.net project

Clay Bolt / Bioluminescent click beetle (Pyrophorus sp), Cocobolo Nature Reserve, Panama

John Abbott / Blind click beetle (Alaus myops), Tuscaloosa County, Alabama, USA Controlled conditions. May

Nick Upton / Chequered click beetle (Prosternon tessellatum) feeding on pollen of a Cabbage tree / Torquay palm (Cordyline australis) in a garden planted with flowers to attract pollinators, Dungeness, Kent, UK.

MYN / Javier Aznar / Click beetle (Elateridae) in cloud forest, Mashpi, Ecuador. Meetyourneighbours.net project

Chien Lee / Malaysian Click Beetle (Oxynopterus auduoin) showing antennae, Sarawak, Borneo, Malaysia

Doug Wechsler / Eyed click beetle (Alaus oculatus) adult on rotten log, Pennsylvania, USA, August.

Doug Wechsler / Eyed click beetle (Alaus oculatus) metamorphosing from pupa to adult, Pensylvania, USA, August.

John Cancalosi / Coquina, a sedimentary rock that is composed either wholly or almost entirely of the transported, abraded, and mechanically-sorted fragments of the shells of molluscs, trilobites, brachiopods, or othe...

MYN / Tim Hunt / Garden click beetle (Athous haemorrhoidalis) resting on a grass stem, Barnt Green, Worcestershire, England, UK, May.

Konrad Wothe / Stick insect and Fire beetle (Pyrophorus) in rainforest, Panguana Reserve, Huanuca province, Amazon basin, Peru.

MYN / Gil Wizen / Headlight Elater (Pyrophorus noctilucus), Bilsa nature reserve, Esmeraldas Province, Ecuador,March. meetyourneighbours.net project

MYN / Gil Wizen / Headlight Elater (Pyrophorus noctilucus) larva, Bilsa nature reserve, Esmeraldas Province, Ecuador, March. meetyourneighbours.net project

MYN / Gil Wizen / Click beetle (Semiotus sp), Jatun Sacha Biological Station, Napo province, Amazon basin, Ecuador, March. meetyourneighbours.net project

John Cancalosi / Fossil trilobite (Kettneraspis sp.) from Devonian period, Morocco.

Andy Sands / Rusty click beetle (Elater ferrugineus) extremely scarce species. Surrey, England, UK. July

Andy Sands / Rusty click beetle (Elater ferrugineus) extremely scarce. Male about to take flight searching for a female. Surrey, England, UK. July

John Abbott / Eyed Click Beetle (Alaus oculatus) Watson Rare Plant Preserve, Tyler County, Texas, USA.

John Abbott / Click Beetle (Dicrepidius palmatus) Wild Basin Wilderness Preserve, Austin, Travis County, Texas, USA.

John Abbott / Click Beetle (Dicrepidius palmatus) Wild Basin Wilderness Preserve, Austin, Travis County, Texas, USA.

Michael Durham / Eyed-elater / Click beetle (Alaus sp) in flight at night, Lost Pines Forest, Central Texas, USA, March.

MYN / Clay Bolt / Eastern eyed click beetle (Alaus oculatus) dorsal and ventral view, Dacusville, Pickens County, South Carolina, USA, June. meetyourneighbours.net project

MYN / Clay Bolt / close up of eyes on carapace of Eastern eyed click beetle (Alaus oculatus) Dacusville, Pickens County, South Carolina, USA, June. meetyourneighbours.net project

MYN / Clay Bolt / Eastern eyed click beetle (Alaus oculatus) Dacusville, Pickens County, South Carolina, USA, June. meetyourneighbours.net project

Nick Upton / Jewel beetle (Anthaxia hungarica) on Hawkweed (Hieracium sp) flower, Corsica, France, May.

Chien Lee / Click Beetle (Elateridae), Gunung Penrissen, Borneo, Malaysia

Stephen Dalton / Click beetle (Denticollis sp) on grass, UK.

MYN / Niall Benvie / Click beetle {Ctenicera / Corymbites pectinicornis} beetle, male, Alum-Pedja nature reserve, Tartumaa, Estonia, May meetyourneighbours.net project

Solvin Zankl / Click beetle (Ctenicera pectinicornis) on umbelliferous meadow flower, Germany

Premaphotos / Click beetle (Chalcolepidius porcatus) a large species which lays eggs in dead trees, in rainforest, Trinidad

Jane Burton / Hand holding a clicker, ready to go 'Click'

PREMAPHOTOS / Click beetle (Semiotus insignis) female underside showing the click mechanism, rainforest, Costa Rica

Doug Wechsler / Assassin bug (Reduviidae) nymph preys on Click beetle, Guyana

Adrian Davies / Red brown skipjack taking off (Athous haemorrhoidalis) UK

Pete Oxford / Click beetle (Elateridae) on flower, tropical cloud forest, Ecuador

Duncan Mcewan / Wireworm, larva of Skipjack beetle (Denticollis linearis) UK

Kim Taylor / Tropical luminous Click beetle {Pyrophorus sp} showing bioluminescence, Trinidad, West Indies.

Kim Taylor / Tropical luminous Click beetle {Pyrophorus sp.} showing luminescent spots on thorax, Trinidad, West Indies.

Kim Taylor / Wire worm, larva of Click beetle {Agriotes sp}

PREMAPHOTOS / Giant click beetle {Alaus corpulentus} Madagascar

PREMAPHOTOS / Click mechanism of Click beetle (Chalcolepidius porcatus) Trinidad

Mark Moffett / Click Beetle, Gunung Mulu National Park, Sarawak

Ch'ien Lee / Click Beetle (Campsosternus templetoni), Horton Plains National Park, Sri Lanka

Konrad Wothe / Comb Skipjack (Ctenicera pectinicornis), Upper Bavaria, Germany

Piotr Naskrecki / Click Beetle (Semiotus ligneus), Costa Rica

Paul D Stewart / 1840 Cardinal click beetle (Elater rufipennis now Ampedus rufipennis) collected by F.W. Hope that formed part of the Oxford Museum founding entomology collection until deaccession. Hope and Westwood a...

Premaphotos / Click beetle (Denticollis linearis) UK

Premaphotos / Garden click beetle / Red brown skipjack (Athous haemorrhoidalis) mating pair, UK

Premaphotos / Click beetle (Semiotus intermedius) laying eggs into a log in rainforest, Peru

Premaphotos / Click beetle (Agrypnus murinus) showing the click mechanism, UK

Premaphotos / Click beetle (Chalcolepidius sp) on a fallen tree in Amazonian rainforest, Brazil

Premaphotos / Click beetle (Actenicerus / Corymbites tessellatus) UK

Premaphotos / Click beetle (Agrypnus murinus) on umbelliferous flower, UK

Nature Production / Brilliantly luminous Click beetle {Pyrophorus noctilucus} Brazil

Alex Hyde / Bioluminescence from a Headlight beetle (Pyrophorus sp.) illuminating a decomposed leaf skeleton on the rainforest floor, Costa Rica.

Claudio Contreras / Click beetle (Semiotus insignis) on bark. Montes Azules Biosphere Reserve, Chiapas state, Mexico.

Claudio Contreras / Click beetle (Semiotus insignis) taking off. Montes Azules Biosphere Reserve, Chiapas state, Mexico.

Claudio Contreras / Click beetle (Semiotus insignis) on leaf. Montes Azules Biosphere Reserve, Chiapas state, Mexico.

Christian Ziegler / Click Beetle (Elateridae) with large antenna, Amber Mountain National Park, Madagascar

Nigel Cattlin / Feeding holes caused by Wireworms (Agriotes sp.) feeding on and in a potato (Solanum tuberosum) crop tuber.

Nigel Cattlin / Damaged caused by Wireworm / Click beetle larva (Agriotes lineatus) to Sugar beet (Beta vulgaris) seedling root and stem base.

Nick Upton / Click Beetle (Agrypnus murinus) preparing to take off from Dogwood leaves on a chalk grassland slope, Bath and Northeast Somerset, UK, May. This beetle can defend itself with foul smelling secretions...

Nigel Cattlin / Lined click beetle larva or wireworm (Agriotes lineatus) a soil pest which attacks roots of plants