02074cam a22003013u 4500 42739 UtSlPG 20260610133958.0 m cr n 260607r2013||||utu|||||o|||||||||||||| d UtSlPG en iso639-1 QL Coward, T. A. (Thomas Alfred), 1867-1933 The Migration of Birds Salt Lake City, UT : Project Gutenberg, 2013 1 online resource : multiple file formats text txt rdacontent computer c rdamedia online resource cr rdacarrier Release date is 2013-05-19 Produced by Chris Curnow, Sue Fleming and the Online Distributed Proofreading Team at http://www.pgdp.net "The Migration of Birds" by T. A. Coward is a scientific publication written in the early 20th century. This work meticulously explores the phenomenon of bird migration, presenting various theories and factual observations gathered from the efforts of numerous ornithologists. The focus lies on understanding the intricate behaviors, patterns, and environmental influences that drive different species of birds to migrate seasonally. At the start of the book, Coward sets the stage by defining migration and explaining its significance to birds and other species. He delves into the complexities of migration, noting that while the traditional view categorizes birds as either migratory or sedentary, many species exhibit varying degrees of movement based on seasonal changes, food availability, and breeding needs. The opening chapters introduce key concepts related to the causes and conditions of migration, as well as the historical understanding of these patterns, reflecting the author's thorough research and commitment to advancing knowledge in the field of ornithology. (This is an automatically generated summary.) Original publication data not identified Birds -- Migration https://www.gutenberg.org/ebooks/42739 83578 83578