FALCONS. H.\\VKS. KAOLES, ETC. 



whU'wh ; tail lighter than back, barred with black, iu under urfac and the 

 -urfac* of the primaric* grayish. L., 17-00; W., la-W; T.,7-00; Tar., 

 ; B. from N., -70. 



Sanyt. Florida and Mexico southward through South America. 



AM*, in tree*. Kgg (f), dull white, spotted at the larger end with small 

 pota and blotchea of raddUh brown over about one fourth the surface, 8*10 x 

 161 (Pennock). 



A rare resident in Florida. According to Mr. C. J. Pennock, who 

 found its nest at St. Marks en April 3, its call somewhat resemble; 

 the scream of the Red -shouldered Hawk, but is finer and more pro- 

 longed (Auk, vii, 1890, p. 36; see also Scott, ibid., vi, 1889, p. 248). 



The MEXICAN GOSHAWK (346. Afturin.i jifmjiat'i) is a tropical species 

 which reaches the southwestern border of the United State*. An individual 

 Men by Mr. Robert Kidgway in southern Illinois, August 19, 1871, in the only 

 known instance of iu occurrence east of the Muusi|>|>i. 



347a. ArcMbuteo lagopus ancti-johanxda (Gmel.).* AMXKI- 

 CA!* Koiuii-LKooEii HAWK. A>{., light phut. Upper part* fuscous -brown, 

 margined with whitish and ochraceous-buif ; inner vane* of the primaries 

 white at the bane ; banal half of the tail whit* or bujfy, end with two or three 

 grayish or whitish bant; under parti* varying from white to ochraceoua-butt, 

 atreaked and spotted witli black, thtte murks uniting to form a broken band 

 acrom the belly ; front of torn tntirtly f fathered. 7m., normal phase. Simi- 

 lar to the ad., but the end half of the tail without bant except for the white 

 tip, the under parts more heavily marked with black, the belly band being 

 broad and continuous. Black phatt. Plumage more or leas entirely black, 

 the primaries and tail barred with whitish and grayish. L., 22-00 ; W., 16-00 ; 

 T.,9-50. 



Rtmarlu. Its feathered tarsi and heavily marked under parts characterize 

 this itpeciea. 



Riinge.'Snnh America, breeding north of the United States and winter- 

 ing as far south as Virginia. 



Washington, rare and irregular W. V. Sing Sing, A. V. Cambridge, not 

 uncommon T. V., Nov. ; Mch. ; a few wint.-r. 



AM*, on rocky ledges or in treat. Egg*, two to five, dull white, sometimes 

 unmarked, hut generally more or low spotted, blotched, or scrawled with cin- 

 namon-brown or chocolate, 2-20 x 1-75. 



44 The Rough-leg is one of the most nocturnal of our Hawks, and 

 may be seen in the fading twilight watching from some low perch or 

 beating with measured, noiseless flight over its hunting ground. It 

 follows two very different methods in securing its food one by sitting 

 on some stub or low tree and watching the ground for the appearance 

 of its prey, as the Red-tail does; the other by Ix-nting back and forth 

 just abore the tops of the grass or l>u-li>- ami dropping upon its vic- 

 tim, after the manner of the Marsh Hawk. . . . 



" The flight of the Rough-leg is seldom rapid and often appears 



