. The birds of Illinois and Wisconsin. Birds; Birds. Jan., 1909. Birds of Illinois and Wisconsin—Cory. 141 Family CATHARTID^. American Vultures. Size, large; plumage, black or dark brown; hind toe, short; claws, not sharp; head, bare in adult; nostrils, large. GROUP 1. Wing, from 14 to 21 inches long. SECTION I. Wing, less than 17 inches Black Vulture. Head and fore-neck, bare; skin of head, blackish; general plumage, black; primaries, hoary white beneath. Catharisia urubu. Black Vulture. Carrion Crow. See No. Please note that these images are extracted from scanned page images th
. The birds of Illinois and Wisconsin. Birds; Birds. Jan., 1909. Birds of Illinois and Wisconsin—Cory. 141 Family CATHARTID^. American Vultures. Size, large; plumage, black or dark brown; hind toe, short; claws, not sharp; head, bare in adult; nostrils, large. GROUP 1. Wing, from 14 to 21 inches long. SECTION I. Wing, less than 17 inches Black Vulture. Head and fore-neck, bare; skin of head, blackish; general plumage, black; primaries, hoary white beneath. Catharisia urubu. Black Vulture. Carrion Crow. See No. 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
