The book Principles of Economic Zoölogy was written by author Daugherty, Lewis Sylvester, 1857-1919 Here you can read free online of Principles of Economic Zoölogy book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Principles of Economic Zoölogy a good or bad book?
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The social wasps (ves'pidoe) live in communities in spring, summer, and autumn. The males and workers die in the autumn, and the females (queens) hibernate through the winter under logs or stones or in crevices. In the spring each queen starts a colony. She makes a small nest containing a few brood-cells, in each of which she lays an egg. The hatching larvae 182 BRANCH ARTHROPODA are fed by the queen with insects captured, killed, and somewhat masticated by herself. In a few days the larva? i^u...pate in the cells and soon issue as workers. These enlarge the nest , adding new brood cells, which the queen fills with eggs, which, upon hatching, arc fed by the workers. Thus, several broods of workers are reared, and the nest is continually enlarged to make room for the increasing family. Early in autumn a brood is hatched con- taining males and females, which mate probably with individuals of other communities, and at the approach of winter most of the colony dies, leaving only a few hibernating queens.
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