Show NATURE By ARTHUR N. N PACK President American Nature Association Asso You will never see a robber fly as big as this because the largest among them are arc only 1 2 1 to 2 Inches long but this is the way one would look to you if tr you were a tiny ant or gnat It It is called by scientists and there are almost ono thousand species In this country countr This picture does not exaggerate exaggerate ate te the murderous aspect of this Insect in insect insect In- In sect for it is large larg-e hairy swift and ferocious ferocious' They do not hesitate to attack large and strong insects those supposed to be able to defend themselves as the bumblebee the dragonfly and the fierce and active tiger beetle They hold their victims with their long spiny feet leet and with their sharp pl beak suck them dr dry They are great buzzers and from their usual resting place on the ground will quickly dart buzzing upward if disturbed or if they espy a prospective meal in the air ail The larvae of these flies are found in decaying wood or in soil composed composed composed com com- posed of deca decaying vegetable matter They also are predatory feeding on grubs and other wood-boring wood in in- in sects You will ill be able to identify identity this fly by its long slender body Its strong and s sharp harp arp proboscis and large keen eyes The Robber FD FIX Send a stamped addressed envelope envelope envelope en en- and questions of fact having to do with Nature will be be an answered answered answered an- an by the consulting staff of Nature Magazine of V Washington DC D.C. D. D C C. through arrangements made by this paper aper |