32 
VERTEBRATA. 
THE EED-SHOTJLDERED HAWK, 
Buzzard, or Black Warrior, B. Harlani, fonnd in Louisiana, Mexico, and Central Araerica ; 
and the Canada Buzzard, B. insignatus of Cassin, a small species recently brought to notice. 
Genus APtCHIBUTEO : ArcMhuteo ; that is. Buzzard^ par excellence. Of this there are sev- 
eral species, all similar to those of the preceding genus, but distinguished by a tarsus densely 
feathered to the base of the toes, yet more or less naked on the hind part. 
The RouGH-LEGOED Falcon, or Black Hawk, A. Sancti Johannis — Falco niger of Wilson, 
St. JohrHs Eagle of the British Museum Catalogue — is an abundant species in the Atlantic States, 
and is found in all the northern parts of North America. Its length is about twenty-two inches ; 
its colors are very variable. 
The RouGH-LEGGED BuzzARD, A. lago'pus, is similar to the preceding. Above it is light 
umber-brown, beneath yellowish-white ; length twenty-one to twenty-three inches ; found in 
Europe, and probably in the United States, though the bird met with here and regarded of 
this species, may be the young of the A. Sancti Johannis. 
The Western Rough-legged Buzzard, or Cacique-Buzzard, A. ferrugineus^ is twenty-three 
to twenty-five inches long, and is an extremely handsome species ; found in California. 
The White-breasted Buzzard, A. strophiatus, is a European species. 
Genus PERNIS : Pernis ; this includes the Honey-Buzzard — the Bondree of the French, 
Wcspen-Buzard of the Germans — P. apivorus ; the length is two feet, the upper parts ashy-brown, 
beneath, white spotted. It feeds on mice, moles, hamsters, birds, reptiles, wasps, and other insects, 
also on the larvse of bees, whence it gets its popular name. This species is found sparsely in the 
central portions of Europe. 
The Crested Honey-Buzzard, P. cristata, is found in the Indian x^rchipelago. 
Genus CIRCUS : Circus, includes at least a dozen species, mostly foreign, which bear the 
general name of Hai-riers. The Hen Harrier of Europe — the St. Martin's Bird of the 
French — C. cyaneus, is fourteen inches long; general color ashy-gray, but variable; builds its 
nests in forests in marshy regions ; lives on frogs, lizards, rats, partridges, and young aquatic 
