FAMILY CATHARTIDA. — AMERICAN VULTURES. 159 
Section 2. Wing, over 17 inches long. 
General plumage, brownish black or dark brown: bill, whitish; the adult has 
the head without feathers, the skin being red; immature birds have the head 
feathered. 
Turkey Buzzard. 
Turkey Vulture. 
Cathartes aura. 
See No. 259. 
