Filfilo dayane daga cikin kwari masutashi yanada gangan jiki kamar mai dan tsawo, fukafukishi nada faɗi. Filfilo yana tare da buzuzu a iyalance.tsarin halittar sa dakomai kusan dayane saida bammancin fukafuki. Fukafukin filfilo nada tsawo da faɗi kuma yakanyi haske idan yana tafiya. Filfilo yana samun abincincin shine kamar wasu daga cikin dabbobi irinsu zuma, tsutsa d.s. Hakakuma yana kwaine ya ƙyanƙyashe sannan yanada matakan rayuwa wanda ake cewa (life cycle)aturance guda hudu matakan sune:rayuwarsa cikin ƙwai (egg),yana jariri (larva)ko (caterpillar), bayan yafara girma (pupa) dakuma (adult) wato wanda yacika girmansa kenan. Adult da larva kawai suna cin ganyene surayu kuma suma sai keɓantattu daga ciki. Hakakuma akwai tsarin iyalantaka na filfilo wanda take farawa daga Pieridae, wato dan fari dakuma sulfurs, dukkansu anfi saninsune ta hanyar yawan yawo ko ƙaura wato (magration); Papilionidae, da swallowtails, sune yan parnassians; Lycaenidae, da dan bula wato (blues), coppers, hairstreaks, gossamer-winged filfilo; Riodinidae, dukkansu ana samunsune ayankin amurka ; Nymphalidae, da brush-footed filfilo;