76 THE BIRDS OF NEW JERSEY. 



and white, with the tail dusky, except at base; feet, pale 

 yellow. 



Its nest, of seaweed and grasses, is built on the ground; 

 the eggs are two and one-fourth by one and three-fifths 

 inches in size, of a dirty white, with brown spots and 

 either two or three in number. It breeds in the far 

 north and in winter goes as far south as Cuba. It is toler- 

 ably common along the New Jersey coast from October 

 to May. 



Winter. See Herring Gull. 

 Has don, Black. See Sooty Shearwater. 

 Hairbird. See Chipping Sparrow. 

 Hangncst. See Baltimore Oriole. 

 Harrier. See Marsh Hawk. 



,Jl m erican Rough-legged or Black Hawk. 



Length, twenty-two inches; back, black, slightly mottled 

 with buff and white; head, much more streaked with 

 white; wings, brown, basal portion of long feathers, white, 

 inner ones somewhat barred; tail, white, at base dusky, 

 on the terminal portion forming indistinct bars; rump 

 and feathers covering the base of the tail, mottled; be- 

 neath, throat, neck and breast buffy white, longitudinally 

 streaked with brown stripes, broader on the breast; lower 

 abdomen, uniform black or very dark brown ; thighs, buff 

 mottled with brown. Some individuals have more black 

 in the plumage, occasionally reaching an almost uniform 

 black coloration. This Hawk can be distinguished from 

 all others by the feathering of the legs, which extends to 

 the base of the toes. 



It nests on rocky ledges or in trees. The eggs are two 

 and one-fifth by one and three-fourths inches in size, of a 

 dirty white, sometimes spotted with brown and from two 

 to five in number. 



