Metamorphosis: hemimetabolous, paurometabolous. That is, a simple, gradual metamorphosis wherein the juveniles are correctly termed "nymphs." Nymphs have similar appearance, habitat, and food sources to the adults; they achieve sexual maturity and full wing structure at the final molt. They share this form of metamorphosis with the Hempitera (true bugs).
Body characteristics: Slim body, modified fore wings, pronotum "collar" of thorax, legs modified for jumping or running, structure to make and receive sound. Orthopterans are herbivores, commonly found amongst all types of vegetation. There are approximately 80,000 species of Orthoptera worldwide.