They all have only one pair of membranous wings (the forewings), most of them have large eyes, and they do not have a narrow waist in the middle of their body.
Hadaba wixii intaas ka danbeeyay waxa uu u xuub-siibtay xidhiidhkaas tooska ahi xidhiidh dadban, oo tuhuno mooyaane, iyo kulano qarsoon oo intooda badan ay ku kul-maan dad ka kala socda labada dhinac, oo aan dib loo arag mooyaane ma jiraan wax sida warqadaas cigaal oo kale cad.