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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.
Peterson, Roger Tory; Peterson, Virginia Marie; National Audubon Society; National Wildlife Federation & Roger Tory Peterson Institute (1990): A field guide to western birds: a completely new guide to field marks of all species found in North America west of the 100th meridian and north of Mexico. Houghton Mifflin, Boston. ISBN 0-395-51424-X
The migration of this bird is variable; in some winters, it may wander as far south as the southern U.S. These birds forage in trees and bushes, sometimes on the ground. They mainly eat seeds, berries, and insects. Outside of the nesting season they often feed in flocks. Sometimes, they will swallow fine gravel.
The American goldfinch flies in a distinctive undulating pattern, creating a wave-shaped path. This normally consists of a series of wing beats to lift the bird, then folding in the wings and gliding in an arc before repeating the pattern. Birds often vocalize during the flapping phase of the pattern and then go silent during the coasting phase.
The family Fringillidae are the "true" finches. The International Ornithological Committee (IOC) recognizes these 239 species in the family, distributed among three subfamilies and 50 genera. Confusingly, only 79 of the species include "finch" in their common names, and several other families include species called finches.
Feeling like a caged bird in the house for weeks on end, nothing made me happier than to watch beautifully colored birds live their lives, flirt, squabble, steal eggs, learn to fly, build nests ...
House Wren – Video at YouTube; Videos from inside a house wren nest Archived 2008-06-05 at the Wayback Machine – Video clips showing development from eggs to fledglings (Faunascope) House Wren Stamps at bird-stamps.org; House Wren Bird Sound at Florida Museum of Natural History; House Wren photo gallery at VIREO (Drexel University)
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