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Canvasback Aythya valisineria Pato Lomiblanco
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Photo: M. Donahue
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A gray duck with a red head, sloped in front. The female's head is a light brown color. Length: 48-56 cm.; weight: 863-1,589 g. Breeds in the northwestern USA, and western Canada. Accidental in wetlands on Puerto Rico. TAXONOMY: ANSERIFORMES; ANATIDAE; Anatinae |
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Photo: G. Beaton
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References Bent, A.C. 1923. Life histories of North American wild fowl, part I. Smithsonian Instit. U.S. National Museum Bull. 126. (Reprinted by Dover Press, NY, 1962). del Hoyo, J., A. Elliott, and J. Sargatal, eds. 1992. Handbook of Birds of the World, Vol. 1. Ostrich to ducks. Lynx Edicions, Barcelona. Ehrlich, P.R., D.S. Dobkin, and D. Wheye. 1988. The birderÆs handbook: a field guide to the natural history of North American birds. Simon and Schuster/Fireside, NY. Madge, S. and H. Burn. 1988. Wildfowl: an identification guide to the ducks, geese, and swans of the world. C. Helm, London. Mowbray, T. B. 2002. Canvasback (Aythya valisineria). In The Birds of North America, No. 659 (A. Poole and F. Gill, eds.). The Birds of North America, Inc., Philadelphia, PA. Pérez-Rivera, R. A. 1987. Additional records and notes on migratory water birds in Puerto Rico, West Indies. Carib. J. Sci. 23:368-372. Raffaele, H.A. 1989. A guide to the birds of Puerto Rico and the Virgin Islands. Princeton. Raffaele, H.A. 1989. Una guía a las aves de Puerto Rico y las Islas Vírgenes. Publishing Resources, Inc., Santurce, PR. Raffaele, H.A., J.W. Wiley, O.H. Garrido, A.R. Keith, and J.I. Raffaele. 1998. Guide to the birds of the West Indies. Princeton. Next related species in taxonomic order Previous related species in taxonomic order |
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