38 Birds of Canada. 
ern part of this continent. During the spring 
and fall migrations it stops for a few days in 
Ontario. 
D. pinus—The Pine-creeping Warbler. 
The Pine-creeping Warbler is five and a-half 
inches long, and the wing, three inches ; olive- 
green above, and yellow beneath ; two dull white 
bands upon the wings. Breeds in northern 
Canada. Nests, on the ground; eggs, four, 
bluish-white. 
D. pennsylvanica.—The Chestnut-sided Warbler. 
This species is five inches long; the wing, two 
and a-half inches; the crown, yellow, encircled 
with white ; sides of the head, black, enclosing a 
white patch behind ; and sides of the body, chest- 
nut. Breeds innorthern Canada. Visits Ontario 
in the spring and fall. 
D. striata—The Black-poll Warbler. 
This warbler is five and three-quarter inches 
long ; the wing, three inches; the crown and sides, 
black ; the cheeks below the eye, white. Breeds 
north of Ontario. Spring and autumn visitor. 
D. estiva—The Yellow Warbler. 
This species arrives here about the middle of 
May, and breeds here. Nests, in a willow or 
maple tree ; eggs, four, white, with brown blotches. 
General color: yellow. 
