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Date: 2015-02-27 22:35:08Feathers Bird anatomy Bird flight Birds Flight feather Moulting Plumage Bird Covert feather Wren Grey-breasted wood wren Pheugopedius | Microsoft Word - ibi_12138Add to Reading ListSource URL: www.birdpop.orgDownload Document from Source WebsiteFile Size: 484,55 KBShare Document on Facebook |
U.S. Fish & Wildlife Service Molt and Aging Criteria for Four North American Grassland Passerines Biological Technical PublicationDocID: 1rq60 - View Document | |
The Wilson Journal of Ornithology 121(3):556–567, 2009 BREEDING SEASONS, MOLT PATTERNS, AND GENDER AND AGE CRITERIA FOR SELECTED NORTHEASTERN COSTA RICAN RESIDENT LANDBIRDS JARED D. WOLFE,1,2,4 PETER PYLE,3 AND C. JOHDocID: 1r0o4 - View Document | |
Replacement of Primaries during the Prealternate Molt of a Yellow Warbler Peter Pyle The Institute for Bird Populations P.O. Box 1346 Point Reyes Station, CA, 94956DocID: 1r0eH - View Document | |
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