Excerpt from Economic Status of the English Sparrow in the United StatesSince 1889, however, many changes have taken place. The range Of the English sparrow in this country has more than doubled, and the bird has come to be of economic importance in every State. Changed agricultural practices, extension Of crop areas, phenomenal growth Of metropolitan sections, successive inroads of various new insect pests upon which the bird can prey - these and many other factors have added much to the history of this imported bird, and in the light Of these altered conditions there has grown a need for another appraisal Of its economic worth. TO supply this has been the Object Of the present investigation.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.