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places on the island, but farther south you will 
find it more abundant. Its nest is made of 
sticks, lined with moss or sea-weed—eggs four 
in number. 
Strix Pratincola—Bonap. 
Barn Owl. 
This owl is found in the Spring and Fall, and 
breeds in hollow trees. I have found it breeding 
in the meadows below Gray’s Ferry, along the 
‘Schuylkill River, in a willow tree, and also found 
a nest on Smith’s Island, opposite the City of 
Philadelphia, where I procured four birds about 
half-grown. I have never met them in the West ;. 
they are not considered rare. 
Bubo Virginianus.— Bonap. 
Great Horned Owl. 
This owl is found all over the country, and 
some seasons it will be found more plenty than 
others, owing to the coldness of the weather. I 
find in the western country that the bird is larger 
and ofa lighter color than in the eastern country. 
The winter birds of Minnesota are about half 
white; I found it breeding in Iowa; nest in a 
hollow tree—eggs four in number ; very abundant. 
Scops Asio—Bonap. 
Mottled Owl. 
This bird is very common all over the United 
States, and varys much in size and plumage. I 
