Is it ensure, insure, or assure?
any of 900 species of the arthropod class Arachnida whose common name refers to their habitation of hot, dry regions as well as to the golden colour and daytime activity of most species. They are also called wind scorpions because of their swiftness, camel spiders because of their humped heads, and solpugids because of the former scientific name. Their hairiness and rounded opisthosoma (abdomen) are spiderlike, while the front appendages somewhat resemble those of a scorpion. Body length is 10 to 50 mm (0.4 to 2 inches)