WESTERN TREE SPARROW. 
559a. Spizella moiiticola ochracea. 6 inches. 
Somewhat resembling the “ Chippy Sparrow, ’ ; but is larger 
and has a dark spot on the breast as an identification mark. 
It breeds in the far north, above the northern borders of 
the United States, and in winter is common through Oregon, 
California, into Arizona and Texas. 
Nest. —This is usually placed in low trees or bushes or on 
the ground made of grasses and lined with feathers. They 
lay three to five greenish white eggs, spotted with different 
shades of brown (,80 x.55). 
WESTERN CHIPPING SPARROW. 
560a. Spizella passerina arizonce. 5 inches. 
This is one of the most helpful birds to our gardens, living 
upon insects injurious to vegetation and on the seeds from the 
garden weeds. They will nest in trees and shrubs, or vines 
about the house, making a small compact nest, mostly of 
rootlets and horsehair. They lay from three to five greenish 
blue eggs, with few spots of brown, mostly about the larger 
end (.70 x.52). 
181 
