Bruno D'Amicis / Wind scorpion / Camel spider (Galeodibus sp?) backlit, Sahara desert, Morocco, NW Africa

Solvin Zankl / Camel spider / Wind scorpion {Solifugae} close up of mouthparts, Namib Desert, Namibia

Piotr Naskrecki / Sun Spider (Zeria sericea), Gorongosa National Park, Mozambique

Alain Dragesco-Joffe / Sun spider / Camel spider (Galeodes sp) adult with a full abdomen after a copious meal, Tenere, Sahara, Niger.

Emanuele Biggi / Camel spider (Galeodes sp.), captive.

Gertrud & Helmut Denzau / Camel Spider (Solifugae) Touran Protected Area, now part of Khar Turan National Park, Semnan Province, Iran

Mark MacEwen / Sun Spider (Solifugid solpugilae) Tuli Block, Botswana

Chris Mattison / Camel spider / Wind Scorpion / Sun Spider (Solifugae). South Africa, October 2012.

Bruno D'Amicis / Wind scorpion / Camel spider (Solifiguda} Sahara desert, Morocco, NW Africa

Bruno D'Amicis / Wind scorpion / Camel spider (Galeodibus sp?) Sahara desert, Morocco, NW Africa

Solvin Zankl / Camel spider / Wind scorpion {Solifugae} feeding on insect prey, Namib Desert, Namibia

Solvin Zankl / Camel spider / Wind scorpion {Solifugae} preying on dragonfly, Namib Desert, Namibia

Philippe Clement / Sun / Windscorpion spider (Solifugae sp.). Organ Pipe Cactus National Monument, Arizona, USA

Philippe Clement / Sun / Windscorpion spider (Solifugae sp.). Organ Pipe Cactus National Monument, Arizona, USA

Tony Phelps / Camel / Sun spider {Solifugae} Little Karoo, South Africa

Tony Phelps / Camel / Sun spider {Solifugae} Little Karoo, South Africa

Kim Taylor / Sun spider {Solifugae sp.} portrait. Captive.

Kim Taylor / Sun / Camel spider {Solifugae sp.} eating grasshopper. Two ants investigate. East Africa.

Tony Heald / Camel spiders (Solifugae) mating at night. Kruger GP, South Africa

Albert Lleal / Sun Spider (Solifugae) SEM close-up view of spider attacking a crustacean

Albert Lleal / Solifugid (Paragaleodes sp) photographed under ultraviolet light showing fluoresence, native to Africa and Asia

Mark Moffett / Solifugid (Branchia sp) female stands guard over her eggs in desert, Arizona

Piotr Naskrecki / Sun Spider (Zeria sp) feeding on grasshopper prey, Gorongosa National Park, Mozambique

Michael & Patricia Fogden / Sun Spider (Solifugae), Namib Desert, Namibia

Piotr Naskrecki / Sun Spider (Solifugae), Gorongosa National Park, Mozambique

Michael & Patricia Fogden / Sun Spider (Solifugae) on sand, Namib Desert, Namibia

Piotr Naskrecki / Sun Spider (Solifugae) feeding on grasshopper, Kruger National Park, Mpumalanga, South Africa

Piotr Naskrecki / Sun Spider (Solifuga) with captured Grasshopper prey, South Africa

Piotr Naskrecki / Sun Spider (Solifuga) does not have venom glands, their large chelicerae are strong enough to kill prey at least as big as themselves, South Africa

Piotr Naskrecki / Sun Spider (Solifuga) does not have venom glands, their large chelicerae are strong enough to kill prey at least as big as themselves, South Africa

Piotr Naskrecki / Sun Spider (Solifuga) does not have venom glands, their large chelicerae are strong enough to kill prey at least as big as themselves, South Africa

Piotr Naskrecki / Sun Spider (Solifuga) does not have venom glands, their large mouthparts, or chelicerae, are strong enough to kill prey at least as big as themselves, diurnal, Botswana

Piotr Naskrecki / Sun Spider (Solifuga) does not have venom glands, their large mouthparts, or chelicerae, are strong enough to kill prey at least as big as themselves, diurnal, Botswana

Fabio Liverani / Camel spider {Solifugae} Tambopata National reserve, Amazonia, Peru

Fabio Liverani / Camel spider {Solifugae} Tambopata National reserve, Amazonia, Peru

Piotr Naskrecki / Sun Spider (Zeria sericea), Gorongosa National Park, Mozambique