COOPER’S HAWK. 
Accipiter cooperi. 
Char. Adult bluish gray or almost bluish ash, head darker ; below, 
whitish, breast and belly thickly streaked with reddish brown, sides with 
a bluish tinge; wings and tail barred with dark brown, tail tipped with 
white. Length about r6 inches (female 2 to 3 inches longer). 
Nest. In a tree, near the trunk ; made of twigs, lined with grass. 
3~4; bluish white spotted with reddish brown (sometimes im- 
maculate) ; 1.90 X 1.50. 
This fine species of Hawk is found in considerable numbers 
in the Middle States, particularly New York and New Jersey, 
in the autumn and at the approach of winter. It is also 
seen in the Oregon territory to the shores of the Pacific. Its 
food appears principally to be birds of various kinds ; from 
the Sparrow to the Ruffed Grouse, all contribute to its rapa- 
cious appetite. I have also seen this species as far south as 
the capital of Alabama, and, in common with the preceding, 
its depredations among the domestic fowls are very destructive. 
Mr. Cooper informs me that the plumage of the adult male 
bears the same analogy to the adult of F. fuscus as the young 
of that species does to the present, excepting that the rufous 
I 
