Brian Bevan / Surinam horned frog (Ceratophrys cornuta) eating a locust, UK. Captive, native to the Americas.

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.

Ingo Arndt / Desert locust subadult {Schistocerca gregaria} Africa

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

SINCLAIR STAMMERS / Well preserved fossil of trilobite Dudley locust (Calymene blumenbachii) from the Silurian period, found in the Wenlock Limestone of Wrens Nest Hill, Dudley, Worcestershire.

Stephen Dalton / Desert Locust (Schistocerca gregaria) flying, controlled conditions, scan from black and white print

Inaki Relanzon / Locust plague (Locusta migratoria capito) threatens crops in south Madagascar, June 2010

Inaki Relanzon / Locust plague (Locusta migratoria capito) threatens crops in south Madagascar, June 2010

Inaki Relanzon / Locust plague (Locusta migratoria capito) threatens crops in south Madagascar, June 2010

Inaki Relanzon / Locust plague (Locusta migratoria capito) engulfs people in south Madagascar, June 2010

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

Stephen Dalton / Desert locust (Schistocerca gregaria) portrait, feeding on leaf, controlled conditions

Stephen Dalton / Desert locust (Schistocerca gregaria) in flight, controlled conditions, from Africa

Stephen Dalton / Desert locust {Schistocerca gregaria} in flight, controlled conditions, from Africa

Wild Wonders of Europe / Lundgren / Small European locust lobster (Scyllarus arctus) portrait, Pico, Azores, Portugal, July 2009

Wild Wonders of Europe / Lesniewski / Two Migratory locusts (Locusta migratoria) feeding on vegetation, Bagerova Steppe, Kerch Peninsula, Crimea, Ukraine, July 2009

Anup Shah / Secretary bird {Sagittarius serpentarius} adult brings grasshopper prey to chick in nest, East Africa

Pete Oxford / Frontal portrait of Locust (Phymateus sp) Pretoria, South Africa

Kim Taylor / Desert Locust {Schistocerca gregaria} captive, in flight, digital capture.

Kim Taylor / Desert Locust {Schistocerca gregaria} adult emerging from nymphal skin, captive, Sequence 4/6

Kim Taylor / Desert Locust {Schistocerca gregaria} adult emerging from nymphal skin, captive, Sequence 3/6

Kim Taylor / Desert Locust {Schistocerca gregaria} adult emerging from nymphal skin, captive, Sequence 2/6

Kim Taylor / Desert Locust {Schistocerca gregaria} adult emerging from nymphal skin, captive, Sequence 5/6

Kim Taylor / Two migratory locusts {Locusta migratoria} feeding on sedge

Pete Oxford / Parson's chameleon(Chamaeleo parsonii) feeding on locust. La Madraka, Madagascar

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

Oscar Dewhurst / Bonnet macaque (Acridotheres tristis) infant eating biscuits provided by humans. Hampi, Karnataka, India.

Oscar Dewhurst / Bonnet macaque (Acridotheres tristis) walking along wall of temple. Hampi, Karnataka, India.

Sergio Hanquet / Small European locust lobster (Scyllarus arctus), Tenerife, Canary Islands.

Sergio Hanquet / Small European locust / Lesser slipper lobster (Scyllarus arctus), Tenerife, Canary Islands.

Shane Gross / Spanish slipper lobster (Scyllarides aequinoctialis) emerging from coral reef at night. Bahamas.

Adrian Davies / Panther chameleon (Furcifer pardalis) catching Locust with tongue. Controlled conditions. Sequence 2 of 4.

Andy Rouse / Common myna (Acridotheres tristis). Ranthambhore National Park, India

Robin Chittenden / Common Myna (Acridotheres tristis) feeding on insects on Water buffalo (Bubalus bubalis) Sri Lanka.

Robin Chittenden / Common Myna (Acridotheres tristis) feeding on insects on Water buffalo (Bubalus bubalis) Sri Lanka.

Ingo Arndt / Desert Locust (Schistocerca gregaria), native to Africa

Piotr Naskrecki / Green Milkweed Locust (Phymateus viridipes) in defensive posture, Mpumalanga, South Africa

Ernie Janes / Common myna (Acridotheres tristis) Melbourne, Australia. Introduced species.

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

MYN / Lily Kumpe / Yellow-winged locust (Gastrimargus musicus) William Bay National Park, Western Australia. Meetyourneighbours.net project.

Brian Bevan / Scheltopusiks (Pseudopus apodus) feeding on locust, UK. Captive, native to Europe and Central Asia.

Brian Bevan / African bullfrog (Pyxicephalus adspersus) feeding on a locust, UK. Captive, native to Africa.

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

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

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 / Yellow-billed Kite (Milvus aegyptus) catching and eating migratory locust, Isalo National Park, Madagascar. August.

Ingo Arndt / Yellow-billed Kite (Milvus aegyptus) catching and eating migratory locust, 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 / Helicopter is loaded with insecticides for Food and Agriculture Organization (FAO) locust control operation. Miandrivazo Airport, Madagascar, December 2013.

Ingo Arndt / Helicopter is loaded with insecticides for Food and Agriculture Organization (FAO) locust control operation. Miandrivazo Airport, 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 / Food and Agriculture Organization (FAO) helicopter pilot Eric Gadot, an expert at locust control operations flying over effected area, near Miandrivazo, Madagascar. December 2013.

Ingo Arndt / Helicopter is refuelled for Food and Agriculture Organization (FAO) locust control operation. Miandrivazo Airport, Madagascar December 2013.

Ingo Arndt / Helicopter spraying insecticides, Food and Agriculture Organization (FAO) locust control operation. Near Miandrivazo, Madagascar December 2013.

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

Ingo Arndt / Food and Agriculture Organization (FAO) experts - Hasina Rakotovao (with green shirt, locust scout) with his crew for locust ground control operations, discussing situation in operation area. Tsiroano...

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.