. The birds of Illinois and Wisconsin. Birds; Birds. Whistling Swan. the bill in front of the eye; the distance from the front angle of the eye to the back edge of the nostril is more than the distance from the back edge of the nostril to the end of the bill; this is one of the characters by which it may be distinguished from the Trumpeter Swan, which also averages larger; bill, and feet, black. The immature birds are usually pale, plumbeous gray, with a brownish wash on the head and upper neck; feet, pale yellowish, some- times pale flesh color or grayish. Length, 53; wing, ; bill, 4; ta
. The birds of Illinois and Wisconsin. Birds; Birds. Whistling Swan. the bill in front of the eye; the distance from the front angle of the eye to the back edge of the nostril is more than the distance from the back edge of the nostril to the end of the bill; this is one of the characters by which it may be distinguished from the Trumpeter Swan, which also averages larger; bill, and feet, black. The immature birds are usually pale, plumbeous gray, with a brownish wash on the head and upper neck; feet, pale yellowish, some- times pale flesh color or grayish. Length, 53; wing, ; bill, 4; tarsus, This species is not uncommon in Illinois and Wisconsin during the migrations, being more often observed on the inland waters than on Lake Michigan. It grows to a large size, a weight of twenty-five pounds being not uncommon, and the flesh of the immature birds is excellent. Its flight is very rapid, much faster than the Wild Goose and it is claimed a speed of one hundred miles an hour is not unusual. When flying the flocks assume a V-shaped form. Baird, Brewer and Ridgway state: "The age of this swan may be known by the color of the feathers, the yearling being of a deep leaden tint, with a delicate red bill. In the second year it has a. 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
