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Edwards discovered many examples of polymorphism among butterflies in North America and showed that temperature was one environmental factor that influenced polymorphic species. [ 2 ] By 1865 Edwards had begun work on the Butterflies of North America , a three-volume masterpiece that has been called "one of the most important entomological ...
Birds of North America is a comprehensive encyclopedia of bird species in the United States and Canada, with substantial articles about each species. It was first published as a series of 716 printed booklets, prepared by 863 authors, and made available as the booklets were completed from 1992 through 2003. [ 1 ]
The Birds of America is a book by naturalist and painter John James Audubon, containing illustrations of a wide variety of birds of the United States. It was first published as a series in sections between 1827 and 1838, in Edinburgh and London.
"Butterflies of North America" (1868-1872) by W. H. Edwards from the American Entymological Society; second series (1884), third series (1897) Holland, W. J. (1915). The butterfly guide : A pocket manual for the ready identification of the commoner species found in the United States and Canada , United States: Doubleday, Page & Company
Bertel Bruun (November 13, 1937 – September 21, 2011) was a naturalist, [1] international conservationist and neurologist.Bruun wrote many books and was the co-author of The Golden Field Guide to Birds of North America first published in 1966. [2]
Bird Neighbors (1897) by Neltje Blanchan was an early birding book which sold over 250,000 copies. [1] It was illustrated with color photographs of stuffed birds. [2] The Field Guide to the Birds by Roger Tory Peterson is regarded as the key birding book of the 20th century, due to its impact on the development and popularisation of birding.
Color Key to North American Birds; (1912) revised edition (1903). The Economic Value of Birds to the State. (1907). Warblers of North America. (1908). Camps and Cruises of an Ornithologist. (1910). The Birds of the Vicinity of New York City: A guide to the Local Collection. (1915). The Travels of Birds. (1917). The Distribution of Bird-life in ...
PFG 1: A Field Guide to the Birds (1934), by Roger Tory Peterson . Second edition (1939): A Field Guide to the Birds Third edition (1947): A Field Guide to the Birds Fourth edition (1980): A Field Guide to the Birds: A Completely New Guide to All the Birds of Eastern and Central North America