KEY TO BIRDS' NESTS 



(seldom found) .. Pine Warbler, Mag- 

 nolia Warbler, Black-throated Green 

 Warbler, Purple Finch, Blackburnian 

 Warbler. 

 AA. Small woodland nests, less than 2 inches 

 in diameter usually in bushes or sprouts. 



1. No dead wood in bottom 



Chestnut-sided Warbler 



2. Bits of dead wood in bottom. . 



Black-throated Blue Warbler 

 AAA. Orchard or woodland nests, over 2 inches 

 inside diameter. 

 B. Unusually thin, flimsy structures. 



1. Little or no lining, usually in 



high bushes 



Rose-breasted Grosbeak 



2. Considerable lining, usually in 



trees Scarlet Tanager 



BB. Thick, well-formed structures with some 

 cotton or wool. 



1. Shallow, about 1 inch deep . . Kingbird 



2. Deeper, about 1}4 inches deep. . 



Cedar Waxwing 



X. Mostly of Grasses, Rootlets, Straws, and Leaves, 

 Usually with Horsehair in the Lining, and not 

 Spherical. 



A. With many leaves, placed in weeds, ferns, 

 or low bushes. 



1. Under 2 inches inside diameter. 



Indigo Bunting 



2. Over 2 inches inside diameter. 



a. Nest placed on mat of leaves. 



Veery 



b. Leaves woven into nest. . . . 



Yellow-breasted Chat 



AA. With few or no leaves. 



B. Less than 1% inches inside diameter. 



1. With thick horsehair lining. . . . 



Chipping Sparrow 



2. With few hairs, or none 



Field Sparrow 



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