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The white-winged duck is also found in the central Sumatra province of Riau, specifically in the peatland Acacia plantations of a large pulp and paper company. The plantations, at least temporarily, provide suitable habitat between periodic harvests (once every 4–5 years).
Thalassornis leuconotus Eyton 1838 (white-backed duck) LC. T. l. leuconotus Eyton 1838 (African white-backed duck) T. l. insularis (Richmond 1897) (Madagascan white-backed duck) Genus Dendrocygna Swainson 1837 (whistling/tree ducks) Subgenus (Lamprocygna) Boetticher 1949. Dendrocygna viduata (Linnaeus 1766) (white-faced whistling-duck) LC
Pink-eared duck: Malacorhynchus membranaceus (Latham, 1801) 62 Salvadori's teal: Salvadorina waigiuensis Rothschild & Hartert, EJO, 1894: 63 Muscovy duck: Cairina moschata (Linnaeus, 1758) 64 White-winged duck: Asarcornis scutulata (Müller, S, 1842) 65 Hartlaub's duck: Pteronetta hartlaubii (Cassin, 1860) 66 Wood duck: Aix sponsa (Linnaeus ...
Anseriformes (Anser being Latin for "goose") is the taxonomic order to which the ducks, geese, swans, and screamers belong. BirdLife International has assessed 166 species; 89 (54% of total species) have had their population estimated.
Pteronetta, Hartlaub's duck – traditionally dabbling ducks, but may be closer to Cyanochen; Cairina and Asarcornis, Muscovy duck and white-winged duck, respectively (2 species) – traditionally dabbling ducks, but may be paraphyletic, with one species in Tadorninae and the other closer to diving ducks
American Pekin flock. The Pekin or White Pekin is an American breed of domestic duck, raised primarily for meat. [6] [7] It derives from birds brought to the United States from China in the nineteenth century, [8] and is now bred in many parts of the world. [6]
The white-winged scoter is one of three North American scoter species and the largest species of scoter. Females range from 950 to 1,950 g (2.09 to 4.30 lb) and 48 to 56 cm (19 to 22 in), averaging 1,180 g (2.60 lb) and 52.3 cm (20.6 in).
The black and the white-winged scoters are physically very similar to the surf scoter but in flight, the surf scoter is the only one with completely dark wings. [13] Like all sea ducks, the surf scoter becomes flightless during the simultaneous molt of its flight feathers. This vulnerable period happens usually in late July through early August ...