蚤目(mu)是(shi)節(jie)肢(zhi)動(dong)物門、有顎亞(ya)門、六足總綱(gang)、昆蟲(chong)(chong)(chong)綱(gang)、有翅亞(ya)綱(gang)的(de)一個(ge)目(mu)。是(shi)一類(lei)體(ti)型側扁(bian),以吸血(xue)為生的(de)全變化形態昆蟲(chong)(chong)(chong)。該目(mu)昆蟲(chong)(chong)(chong)成蟲(chong)(chong)(chong)一般(ban)體(ti)小(幾(ji)毫(hao)米,個(ge)別可達10余毫(hao)米),光滑,...