. Nature-study; a manual for teachers and students. Nature study. TYPICAL INSECTS 205 brought over by our first colonists. It is a great nuisance about the house. It gets into our food, specks up everything, wakes up the bab}', etc. But worse than this, it often is the carrier of disease germs. First it walks in infected filth and then over our food, infecting that, and this in turn transmits the germs to us. Clean premises, screens, mosquito bars, and fly-paper are efficient reme- dies against the house-fly. Flies live for several months and then most of them die from the cold of autumn, or f
. Nature-study; a manual for teachers and students. Nature study. TYPICAL INSECTS 205 brought over by our first colonists. It is a great nuisance about the house. It gets into our food, specks up everything, wakes up the bab}', etc. But worse than this, it often is the carrier of disease germs. First it walks in infected filth and then over our food, infecting that, and this in turn transmits the germs to us. Clean premises, screens, mosquito bars, and fly-paper are efficient reme- dies against the house-fly. Flies live for several months and then most of them die from the cold of autumn, or from a disease caused by the fly-fungus. FHes attacked by this fungus may often be seen on the window-panes, covered and surrounded with a cloudy substance. A few flies man- age to live or hibernate through the winter, to come out in the spring and renew the race Fig. 67. Head of Honey-bee. Bees, Wasps, and Ants constitute another great and very important order, the Hymenoptera (Membrane-winged.) The bee or the polistes-wasp make good types for study. If the bee is chosen, a study of its anatomy will reveal the follow- ing facts: The body is hairy, often colored black and brown or yellow in bands. The abdomen is joined to the chest by a very narrow, "wasp-like" waist. The six legs are strong, and well adapted for chmbing and clinging on flowers. The first joint of the hind foot is flattened and beset with Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Holtz, Frederick Leopold, 1870-. New York, C. Scribner's Sons
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