Show enemies of Coch cockroach roach lin in europe a parasitic four winged I 1 fly by often aften lays its eggs in the capsules 0 I 1 of the cockroach this fly hoe has be tome come widely distributed over the world following the roach Un fortu 1 bately its usefulness as a means of keeping the roach to in check by destroy straying ying the egg capsules Is greatly impaired by the occurrence of another I 1 four winged fly which Is parasitic up j on the first among other natural enemies of the roach are tree frogs frog and it has been stated that if these animals sare are in a room overnight they will entirely clear it of roaches roache boost the water |