Steve Downer / Desert locust (Schistocerca gregaria) feeding on grass, controlled conditions.

Ingo Arndt / Adult Egyptian Locust (Anacridium aegyptium) emerging from nymphal skin, captive, Africa. Winner of Fritz Polking portfolio prize, GDT 2012 competition.

Ingo Arndt / Egyptian locust (Anacridium aegyptium) first instars hatching from ground, captive, from Africa.

MYN / Gil Wizen / Long-faced grasshopper (Truxalis grandis), Central Coastal Plain, Israel, April. meetyourneighbours.net project

Ingo Arndt / Migratory Locust (Locusta migratoria) swarm being harvested for food by two men using a sheet, Isalo National Park, Madagascar

Ingo Arndt / Migratory Locust (Locusta migratoria) swarm flying, Isalo National Park, Madagascar

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar

Ingo Arndt / Migratory Locust (Locusta migratoria) swarm flying, near Isalo National Park, Madagascar

Paul Harcourt Davies / Short-horned grasshoppers (Calliptamus italicus) mating, showing sexual dimorphism, Pescia Romana, Tarquinia, Umbria, Italy, September

Niall Benvie,Niall Benvie / Large Marsh Grasshopper (Stethophyma grossum) against white background. France, August.

Edwin Giesbers / Egyptian locust (Anacridium aegypticum) Menorca, Balearic Islands, Spain, Europe

Michael Durham / Two-striped Grasshopper (Melanoplus bivittatus) adult female jumping, Deschutes National Forest, Oregon

Mitsuhiko Imamori / Grasshopper (Acrida chinensis), Japan

Mitsuhiko Imamori / Migratory Locust (Locusta migratoria) swarm flying, Japan

Bernard Castelein / Mottled grasshopper (Myrmeleotettix maculatus) male. Klein Schietveld, Brasschaat, Belgium. August.

Bernard Castelein / Mottled grasshopper (Myrmeleotettix maculatus) female. Klein Schietveld, Brasschaat, Belgium. August.

Bernard Castelein / Meadow grasshopper (Pseudochorthippus parallelus) on Common heather (Calluna vulgaris), covered in dew droplets. Klein Schietveld, Brasschaat, Belgium. August.

Bernard Castelein / Meadow grasshopper (Pseudochorthippus parallelus) on Common heather (Calluna vulgaris), covered in dew droplets. Klein Schietveld, Brasschaat, Belgium. August.

Michael Hutchinson / Meadow grasshopper (Chorthippus parallelus) stridulating, Bristol, England, UK, July.

Michael Hutchinson / Meadow grasshopper (Chorthippus parallelus) stridulating, Bristol, England, UK, July.

Michael Hutchinson / Meadow grasshopper (Chorthippus parallelus) stridulating, Bristol, England, UK, July.

Michael Hutchinson / Meadow grasshopper (Chorthippus parallelus) walking away through grass, Bristol, England, UK, July.

Rod Williams / Meadow grasshopper (Chorthippus parallelus) female, New Cross Cutting, Lewisham, London, England, UK. June.

Claudio Contreras / Pasture grasshopper (Melanoplus confusus) in grass stalk, Janos Biosphere Reserve, northern Mexico, October

Claudio Contreras / Pasture grasshopper (Melanoplus confusus) in grass stalk, Janos Biosphere Reserve, northern Mexico, October

Loic Poidevin / Red-winged grasshoper (Oedipoda germanica) on the ground, Vendee, France, August.

Ernie Janes / Field grasshopper (Chorthippus brunneus) on grass, England, UK, July.

Ross Hoddinott / Common field grasshopper (Chorthippus brunneus). Rare pink variation. The pink insect owes its colour to a rare genetic mutation called erythrism - similar to albinism. Few make it to their adult stag...

Rod Williams / Desert Locusts (Schistocerca gregaria) congregating on a post. Captive, occurs in Africa and Asia.

Rod Williams / Meadow grasshopper (Chorthippus parallelus) male, Sutcliffe Park Nature Reserve, Eltham, London, England, UK, August.

MYN / Lily Kumpe / Woodland cockroach (Melanozosteria sp) laying eggs, Queensland, Australia. Meetyourneighbours.net project.

MYN / Lily Kumpe / Grasshopper (Austracris sp) William Bay National Park, Western Australia. Meetyourneighbours.net project.

MYN / Lily Kumpe / Giant grasshopper (Valanga irregularis) Queensland, Australia. Meetyourneighbours.net project.

MYN / Lily Kumpe / Grasshopper (Pycnostictus seriatus) William Bay National Park, Western Australia. Meetyourneighbours.net project.

MYN / Lily Kumpe / Gumleaf grasshopper (Goniaea australasiae) William Bay National Park, Western Australia. Meetyourneighbours.net project.

MYN / Lily Kumpe / Macrotona grasshopper (Macrotona sp) William Bay National Park, Western Australia. Meetyourneighbours.net project.

MYN / Lily Kumpe / Grasshopper (Perbellia picta) William Bay National Park, Western Australia. Meetyourneighbours.net project.

Emanuele Biggi / Moss-mimic grasshopper (Aptoceras sp.) camouflaged, Peru

Philippe Clement / Female Large gold grasshopper (Chrysochraon dispar) laying eggs in wood, Belgium, September.

Robert Thompson / Siberian Grasshopper (Gomphocerus sibiricus) St Caterina di Valfurva, Alps, Italy, June.

Heidi & Hans-Juergen Koch / Desert Locust (Schistocerca gregaria) hatching from ground, native to Afria and Asia. Sequence 3 of 4

Stephen Dalton / Meadow grasshopper (Chorthippus paralllelus) jumping,, Sussex, England, UK, August.

James Dunbar / Male Meadow grasshopper (Chorthippus parallelus) stridulating, England, UK, September.

James Dunbar / Male Meadow grasshopper (Chorthippus parallelus) stridulating, England, UK, September.

Steve Downer / Close up of a Desert locust (Schistocerca gregaria) feeding on grass, controlled conditions.

Nick Upton / Mottled grasshopper (Myrmeleotettix maculatus) among sand dunes, Studland, Dorset, UK, July.

Nick Upton / Meadow grasshopper (Chorthippus parallelus) pink-phase nymph resting on a Bracken frond, Studland heath, Dorset, UK, July.

Alex Hyde / Short horned grasshopper (Acrida sp) Danum Valley, Sabah, Borneo.

Alex Hyde / Grasshopper (Acrididae) killed by entomopathogenic fungus. Nordtirol, Austrian Alps, July.

MYN / Dirk Funhoff / Stripe-winged grasshopper (Stenobothrus lineatus), Quirnheim, Rhineland-Palatinate, Germany, August. meetyourneighbours.net project

Kim Taylor / Red-winged grasshopper (Oedipoda miniata) male displaying a flash of red, Bulgaria, July.

Kim Taylor / Red-winged grasshopper (Oedipoda miniata) male displaying a flash of red, Bulgaria, July.

Kim Taylor / Red-winged grasshopper (Oedipoda miniata) male resting, Bulgaria, July.

Ingo Arndt / Fire set by farmer to kill migrating locusts (Locusta migratoria capito). Very often the fire gets out of control and destroys many hectares of grassland. Near Isalo National Park, Madagascar. August...

Ingo Arndt / Barrel with insecticide for Food and Agriculture Organization (FAO) control action against migratory locust (Locusta migratoria capito), Airport Miandrivazo, Madagascar December 2013.

Ingo Arndt / Barrel with insecticide for Food and Agriculture Organization (FAO) control action against migratory locust (Locusta migratoria capito), Airport Miandrivazo, Madagascar December 2013.

Ingo Arndt / Farmers harvesting rice (aerial photo). Habitat for migratory locust (Locusta migratoria capito), near Miandrivazo, Madagascar, December 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Food and Agriculture Organization (FAO) locust control operation. Spraying insecticides on the ground to kill Migratory locust (Locusta migratoria capito) nymphs. Ground control operations are necessa...

Ingo Arndt / Food and Agriculture Organization (FAO) locust control operation. Spraying insecticides on the ground to kill Migratory locust (Locusta migratoria capito) nymphs. Ground control operations are necessa...

Ingo Arndt / Food and Agriculture Organization (FAO) locust control operation. Preparation of equipment for spraying insecticides on ground to kill migratory locust (Locusta migratoria capito) nymphs. Ground contr...

Ingo Arndt / Food and Agriculture Organization (FAO) locust control operation. Preparation of equipment for spraying insecticides on ground to kill migratory locust (Locusta migratoria capito) nymphs. Ground contr...

Ingo Arndt / Food and Agriculture Organization (FAO) locust control operation. Preparation of equipment for spraying insecticides on ground to kill migratory locust (Locusta migratoria capito) nymphs. Ground contr...

Ingo Arndt / Scientists implanting wires in the brain of a Desert locust (Schistocerca gregaria) to measure brain activity. University of Marburg, Germany. November 2013.

Ingo Arndt / Scientists implanting wires in the brain of a Desert locust (Schistocerca gregaria) to measure brain activity. University of Marburg, Germany. November 2013.

Ingo Arndt / Experimental set-up to investigate the orientation behaviour of desert locusts (Schistocerca gregaria). The grasshopper is fixed and placed behind a fan. The wind generated by the fan causes them to f...

Ingo Arndt / Experimental set-up to investigate the orientation behaviour of desert locusts (Schistocerca gregaria). The grasshopper is fixed and placed behind a fan. The wind generated by the fan causes them to f...

Ingo Arndt / Experimental set-up to investigate the orientation behaviour of desert locusts (Schistocerca gregaria). The grasshopper is fixed and placed behind a fan. The wind generated by the fan causes them to f...

Ingo Arndt / Dr. Uwe Homberg, taking notes and observing experimental set-up to investigate the orientation behaviour of Desert locusts (Schistocerca gregaria). The grasshopper is fixed and placed behind a fan. Th...

Ingo Arndt / People loading Migratory locusts (Locusta migratoria capito) loaded in plastic sack for transport. Caught for human consumption and using mosquito nets in early morning when they can not fly long dist...

Ingo Arndt / Migratory locusts (Locusta migratoria capito) roasted and eaten by a farmer and his sons. Near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory locusts (Locusta migratoria capito) roasted over a fire. Near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) adults basking on termite mound, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) adult animals feeding and resting in grass, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / People loading Migratory locusts (Locusta migratoria capito) into plastic sack for transport. Caught for human consumption using mosquito nets in early morning when they can not fly long distances, n...

Ingo Arndt / Migratory locusts (Locusta migratoria capito) loaded in plastic sack for transport. Caught for human consumption, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Women carrying bags of Migratory locusts (Locusta migratoria capito) on their heads, for human consumption, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Farmer with bags of Migratory locusts (Locusta migratoria capito) collected for human consumption using mosquito nets in early morning when they can not fly long distances, near Isalo National Park, M...

Ingo Arndt / Migratory locusts (Locusta migratoria capito) caught in mosquito net for human consumption. Caught in early morning when they still can not fly long distances, near Isalo National Park, Madagascar. Au...

Ingo Arndt / People catching Migratory locusts (Locusta migratoria capito) for human consumption with mosquito nets at early morning when they can not fly long distances. Near Isalo National Park, Madagascar. Augu...

Ingo Arndt / People catching Migratory locusts (Locusta migratoria capito) for human consumption with mosquito nets at early morning when they can not fly long distances. Near Isalo National Park, Madagascar. Augu...

Ingo Arndt / People catching Migratory locusts (Locusta migratoria capito) for human consumption with mosquito nets at early morning when they can not fly long distances. Near Isalo National Park, Madagascar. Augu...

Ingo Arndt / People catching Migratory locusts (Locusta migratoria capito) for human consumption with mosquito nets at early morning when they can not fly long distances. Near Isalo National Park, Madagascar. Augu...

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying, near Isalo National Park, Madagascar. August 2013.

Ingo Arndt / Migratory Locust (Locusta migratoria capito) swarm flying over grassland, near Isalo National Park, Madagascar. August 2013.