John Bull presents a detailed account of avian distribution and population, describing shifts and trends among both breeding and nonbreeding birds during the period 1914-1974. Family and species accounts, which include ranges, migratory patterns, frequency of occurerence, relative abundance, and breeding and banding records, make up the heart of the book, and are accompanied by 164 breeding-and-banding recovery maps and 86 bird and habitat photographs...
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Nature