National Geographic : 1946 Sep
A Countnunity of Dwarfs National .(,grapclle PoCely ntUacitm'olle Iy \111al i t. t LIVer Fat, Lazy, and Unarmored, Mealy Bugs Are Easy Pickings for Insect Aggressors Feeding on a shepherd's-needle stem, Pseldoroccus citri cover themselves with a white mealy powder. Adult males have wings but no mouths. Females have sap-sucking beaks but no wings. This plant leech is one of the destructive scale insects. A useful lew produce shellac, (hinese wax, cochineal dye, and ground pearls.