Solifugae many species also are used for stridulation. Unlike scorpions, solifugids do not have a third tagma that forms a "tail". Most species of Solifugae live in dry climates and feed opportunistically on ground-dwelling arthropods and other small animals. The largest species grow to a length of , including legs. A number of urban legends exaggerate the size and speed of the Solifugae, and their potential danger to humans, which is negligible. Solifugae are moderately small to large arachnids (a few millimeters to several centimeters in body length), with the larger species reaching in length, including legs. In practice, the respective
Stinger receiving the venom. Spiders only bite, although some tarantulas have urticating hairs. Certain caterpillars also have urticating hairs. Organs that perform similar functions in non-arthropods are often referred to as "stings". These organs include the modified dermal denticle of the stingray, the venomous spurs on the hind legs of the male platypus, and the cnidocyte tentacles of the jellyfish. The term "sting" was historically often used for the fang of a snake, although this usage is uncommon today. Snakes are said, correctly, to bite, not sting. Stinger A stinger, or sting, is a sharp organ found in various animals (typically