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The Sibley Guide to Birds is a reference work and field guide for the birds found in the continental United States and Canada. It is written and illustrated by ornithologist David Allen Sibley . The book provides details on 810 species of birds, with information about identification, life history, vocalizations, and geographic distribution.
2010 – Subsequent "Audubon Guide" apps and Android platform apps released July 2012 – Green Mountain Digital becomes NatureShare, raises $1.5M in funding, downloads pass 750,000 [ 3 ] May 2015 – Deal completed for acquisition of all Audubon-branded apps and the NatureShare website by the National Audubon Society
The use of field glasses or telescopes for bird observation began in the 1820s and 1830s, with pioneers such as J. Dovaston (who also pioneered in the use of bird feeders), but instruction manuals did not begin to insist on the use of optical aids such as "a first-class telescope" or "field glass" until the 1880s. [62] [63]
In 1886, Forest and Stream editor George Bird Grinnell was appalled by the negligent mass slaughter of birds that he saw taking place. [citation needed] As a boy, Grinnell had avidly read Ornithological Biography, [2] a work by the bird painter John James Audubon; he also lived in his early years in a development of the former Audubon estate, Audubon Park in upper Manhattan, and attended a ...
Most bird sounds for BirdNote are provided by the Macaulay Library of the Cornell Laboratory of Ornithology.Writers have included Dennis Paulson, [3] Curator Emeritus of The Slater Museum of Natural History at the University of Puget Sound, [4] the late Robert Sundstrom, birding-by-ear expert with the Seattle Audubon Society, and other writers and naturalists.
Artist John James Audubon depicted birds and wildlife but died long before the National Audubon Society was born. But the first Audubon Societies weren’t born until 40 to 50 years later ...
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
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