PERCHING BIRDS 
680 . Macgillivray Warbler. Oporornis 
tolmiei. 
Range. — Western United States from the Rock- 
ies to the Pacific, breeding north to British Co- 
lumbia; winters in Mexico and Central America. 
Similar to the last but with white 
spots on the upper and lower eye- 
lids, black lores, and the black 
patch on the breast mixed with 
gray. These ground inhabiting 
birds are found in tangled thickets 
Whlte and shrubbery where they nest at 
low elevations, from one to five feet from the 
ground. Their nests are made of grasses and 
shreds of bark, lined with hair and finer grasses, 
and the eggs are white, specked, spotted and blotched with shades of brown 
and neutral tints; size .72 x .52. Data. — Sonoma, Cal., May 17, 1897. A small 
nest, loosely made of grasses (wild oats) lined with finer grasses; placed in 
blackberry vines 14 inches from the ground in a slough in the valley. 
Mourning Warblers 
Macgillivray Warblers 
679- Mourning Warbler. Oporornis phila. 
delphia. 
Range. — Eastern United States, breeding from 
northern New England, Pennsylvania, (Philadel- 
phia) and Nebraska northward. 
Very similar to the last but with 
no eye ring and a black patch on 
the breast. The habits and nesting 
habits of this species are very sim- 
ilar to those of agilis, the nest be- 
ing on or very close to the ground. 
White With the exception of on mountain 
ranges it breeds chiefly north of our borders. 
The eggs are white, specked with reddish brown. 
Size .72 x .55. They cannot be distinguished from 
those of the last. Data. — Listowell, Ontario, June 
5, 1898. Nest in a tuft of swamp grass in low 
ground; not very neatly made of dry leaves, 
grasses and hair. Collector, Wm. L. Kells. (Cran- 
dall collection.) 
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