88 



AVIFAUNA COLUMBIANA. 



157. (7.) Buteo borealis (Gm.) Vieill. Eed-tailed Buzzard ; Hen Hawk. 



Eesident. Abundant, especially in the winter months. It is a wild and 

 wary bird, generally seen solitary or in pairs, in open country , perched 

 upon some large tree commanding a view of its preserves ; sometimes 

 noticed sailing or circling high over the city. [516] 



Fig. 72.— Head of Hen Hawk, nat. size. 



158. (8.) Buteo lineatus (Gm.) Jard. Ked-shouldered Buzzard; "Chicken 



Hawk." 



A common species, doubtless resident, but chiefly observed in winter, 

 under the circumstances noted for the preceding species. [520] 



159. (9.) Butep pennsylvanicus ( JHZs.) Bp. Broad-winged Buzzard ; "Chicken 



Hawk." 



Eare ; probably resident, but only occasionally observed. Specimens 

 of this and the two preceding species may be found in the markets 

 pretty regularly, especially during the winter months. Nos. 157 and 158 

 are the commonest of the large Falconidce. f^"^] 



160. ( — .) Archibuteo lagopus sancti-johannis (Gm.) Rhlg. Eough-legged 



Hawk. 



Not in the original edition, as we had no positive authority for in- 

 cluding it, though we were satisfied that so widely distributed a bird 

 could not be an entire stranger to the District. One was lately seen here 

 by the well-known ornithologist, Mr. H. W. Henshaw, under circum- 

 stances which left no doubt of the identification, although the bird was 

 not secured. 



Mr. Henshaw writes to us : " I saw the Eough-leg December 29, 1879, 

 on the Virginia shore, just opposite the city, skirting tb» edge of a marsh, 

 perhaps in search of wounded ducks. Probably with a view of getting 



