. The birds of Illinois and Wisconsin. Birds; Birds. 320 Field Museum of Natural History — Zoology, Vol. Female. Mallard Duck. Male. Genus ANAS Linn. 40. Anas platyrhynchos Linn. Mallard Duck. Anas boschas Linn., A. O. U. Check List, 1895, p. 48. Distr.: Northern hemisphere, breeding nearly throughout the tem- perate zone; south in winter to Cuba, Lower CaHfornia, Mexico, and Central America to Panama. Adult male: Head and neck, dark green, with a white ring on the neck; under parts, whitish or ashy white; breast, rich chestnut brown; under tail coverts, black; upper tail coverts are also
. The birds of Illinois and Wisconsin. Birds; Birds. 320 Field Museum of Natural History — Zoology, Vol. Female. Mallard Duck. Male. Genus ANAS Linn. 40. Anas platyrhynchos Linn. Mallard Duck. Anas boschas Linn., A. O. U. Check List, 1895, p. 48. Distr.: Northern hemisphere, breeding nearly throughout the tem- perate zone; south in winter to Cuba, Lower CaHfornia, Mexico, and Central America to Panama. Adult male: Head and neck, dark green, with a white ring on the neck; under parts, whitish or ashy white; breast, rich chestnut brown; under tail coverts, black; upper tail coverts are also black with central feathers elongated and curved upwards; speculum, purple, bordered with black and white; feet, orange red; bill, yellowish olive. Adult female: Speculum, purple, bordered with black and white; head, brownish buff; belly, buffy brown, usually mottled; feet, orange Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Cory, Charles B. (Charles Barney), 1857-1921. Chicago
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Keywords: ., bookauthorcory, bookcentury1900, bookdecade1900, booksubjectbirds
