Excerpt from Bird Guide: Land Birds East of the Rockies, From Parrots to BluebirdsThe native birds are one of our nation's most valu able assets. Destroy them, . And in a comparatively few years the insects Will have multiplied to such an extent that trees Will be denuded of their foliage, plants Will cease to thrive and crops cannot be raised. This is not fancy but plain facts. Look at the little Chickadee on the side of this page. She was photov graphed while entering a bird box, With about twenty five plant lice to feed her seven young, about two hun dred times a day, either she or her mate, made trips With similar loads to feed the growing youngsters.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.