The Birds of the Cambridge Region of Massachusetts (Classic Reprint)Excerpt from The Birds of the Cambridge Region of Massachusetts Summer residents. The average dates of arrival and departure are inserted between the earliest spring and the latest autumn records. In the case of birds which occasionally spend the winter (as the Catbird) the word winter is added after the average dates, and early and late dates are given only when there is no doubt that they relate to individual birds which had just arrived from the South or were about to return to it. Transient visitors. The average spring dates of arrival and departure are inserted between the earliest and the latest spring records. The same plan is used with the autumn dates. In the case of birds which occasionally pass the summer (as the Solitary Vireo) the word 'summer' is added after the average spring dates. In the same way, if a bird occasionally passes the winter (as the Rusty Blackbird), the word winter' is added after the average autumn dates. In all these cases early and late spring and autumn dates are used only when they certainly relate to migrating birds. Winter residents. The average dates of arrival and departure are inserted between the earliest autumn and the latest spring records. In the case of birds which occasionally pass the summer (as the Brown Creeper) the word 'sum mer is added after the average spring dates. In such cases late spring and early autumn dates are used only when they certainly relate to migrating birds. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This 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. |
