AMERICAN GOSHAWK. 
BLUE HEN HAWK. 
ACCIPITER ATRICAPILLUS. 
Cuar. Above, dark bluish gray; top of head black, the feathers be- 
neath the surface white; white stripe over the eye; tail with four dark 
bands ; below, white barred and streaked with narrow dark lines. Young 
very different ; above, brown, edges of feathers buffish ; tail lighter, tipped 
with white and crossed by four or five dark bands; below, buffish, streaked 
with brown. Length 22 to 24 inches. 
Nest. Ina tree; made of twigs. 
£ggs. 3-4; bluish white, with buff or reddish brown markings; 2.30 
xX 175. 
The foreign representative of this elegant and spirited spe- 
cies of Hawk appears to be common in France, Germany, the 
northern parts of Great Britain, Russia, and Siberia, and ex- 
tends into Chinese Tartary. Our species, so nearly related to 
the European bird, is very rare, migrating to the South ap- 
parently at the approach of winter. On the 26th of October, 
1830, I received one of these birds from the proprietor of 
