CATHABTII)^: AMERICAN VULTURES. 



559 



537, 



circlet of ordinary feathers all aroimd the neck ; the ualiod skin corrugated and sparsely beset 

 with bristles, especially a patch before the eye. Bill long, moderately stout and hooked, the 

 nostrils large, elliptical, completely pervi(jus, the cere contracted opposite them. Wings 

 extremely long, not particularly broad, pointed, folding beyond the tail, which is short and 

 rounded. Point of the wing formed by 3d or ith quill; 2d and 5th nearly as long; 1st much 

 shorter ; outer 4 or 5 emarginate on inner webs. Tarsus about as long as middle toe without 

 claw. Of Cathartes as restricted there are several species described, but only one is estab- 

 lished as N. Am. They are noted for their extraordinary powers of sailing flight. 

 C. au'ra. (Vox barb., name of the bird. Fig. 387.) TfRKEV Buzzard. Adult <J ?: 



Fig. 387. — Tarl-:ey Lu z d g i at fe ze (rrom Bielim.) 



Bhifkish-brown, grayer on the wing-coverts; quills black, ashy-gray on their under surface; 

 tail black, with pale brown shafts. Head red, fium livid crimson to pale carmine, witlr wliitish 

 specks usually; bill dead white; feet flesh-colored; iris brown. Length 2i-2-J feet; extent 

 abont 6 feet; wing 2 feet or less; tail a foot or less ; tarsus 2.25 inches; middle toe without 

 claw rather more ; outer toe 1.50; inner 1.25 ; hind 0.?5 ; chord of culmen without cere 1.00. 

 W(ight 4-5 pounds. Young darker than the adults; bill and skin of head dark, the latter 

 downy. Nestlings covered with whitish down. U. S. and adjoining provinces, Atlantic to 

 Pacific, and south clear through C. and S. Am. ; N. to about 53^; resident ISf. to about 40°, 

 beyond which migratory, being starved f)ut in winter. Nests on the ground, or near it in 

 hollow stumps or logs, generally in communities. Eggs commonly 2, sometimes 1, abcrut 



