. Elements of biology; a practical text-book correlating botany, zoology, and human physiology. Biology. INSECTS 249 labor which is very remarkable. This can be seen in tracing out the lives of several of the communal insects. Solitary Wasps. — Some bees and wasps lead a solitary exist- ence. The solitary and digger wasps do not live in communi- ties. Each female con- structs a burrow in which she lays eggs and rears her young. The young are fed upon spiders and in- sects previously caught and then stung into insensibility. The nest is closed up after food is supplied and the young later gnaw


. Elements of biology; a practical text-book correlating botany, zoology, and human physiology. Biology. INSECTS 249 labor which is very remarkable. This can be seen in tracing out the lives of several of the communal insects. Solitary Wasps. — Some bees and wasps lead a solitary exist- ence. The solitary and digger wasps do not live in communi- ties. Each female con- structs a burrow in which she lays eggs and rears her young. The young are fed upon spiders and in- sects previously caught and then stung into insensibility. The nest is closed up after food is supplied and the young later gnaw their way out. In the life history of such an insect there is no communal life. Bumblebee. — In the life history of the big bumblebee we see the beginning of the community instinct. Some of the female bees (known as queens) survive the winter and lay their eggs the following spring in a mass of pollen, which has been previously gathered and placed in a hole in the ground. The young hatch as larvae, then pupate, and finally become workers, or females. In the working bee the egg-laying apparatus, or ovipositor, is modi- fied to be used as a sting. The workers bring in pollen to the queen, in which she lays more eggs. Several broods of workers are thus hatched during a summer. In the early fall a brood of males or drones, and egg-laying females or queens, are produced instead of Ants and their " cows.'. 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 Hunter, George William, 1873-1948. New York, American book company


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