10 Birds of Canada. 
Sub-Family NYCTEININA.—The Day Owls. 
Surnia ulula—The Hawk Owl. 
The Hawk Owl is a permanent resident of 
Canada. It possesses many of the characteristics 
of a falcon. Length, eighteen inches ; the color, 
pale ashy-brown; throat, white; a large brown 
spot on each side of the breast. This bird seeks 
its prey by day as well as by night. Nests, ina 
tree ; eggs, two in number, pure white. 
Nyctea nivea—The Snowy Owl. 
This beautiful owl is a regular fall and winter 
visitor in Canada. It is twenty-seven inches in 
length; the plumage is pure white, with a few . 
spots of dark brown on the back and wings. Its 
food consists principally of rabbits, birds, and 
fish, which it obtains by daylight as well as by 
twilight. The Snowy Owl flies with great rapi- 
dity, often capturing ducks and other water fowl 
upon the wing. Breeds in the arctic regions. 
