130 



KEY AND DESCRIPTION 



sparrow, and lower parts like the white-crowned sparrow, but with the 

 central crown stripe yellow in front, has been seen in Wisconsin. 



31. Tree Sparrow (559. Spizt'lla montkola). — A chestnut- 

 crowned, strt'tiky-backed, winter chippy, with whitish under 



parts unmarked ex- 

 cept by a blackish 

 'dot on the center of 

 the breast and some 

 brownish washings on 

 the sides. There are 

 two distinct white 

 wing bars. Tliis com- 

 mon winter bird of 

 the tiekls and bushes 

 has a deeply notched 



Tree Sparrow 



tail like all of the genus (Spiz^Ua), and is decidedly larger than 

 the summer chippy (No. 32). (Winter Chippy.) 



Lenfjtii, OJ ; wins, .'{ (2^-3J) ; tail, 2; ; tarsus, J ; culmen, ;'. North 

 America, from the Plains eastward ; brtedin^ nortli of tiie I'nited States, 

 and wintering throuiih most 

 of the eastern United States. 



32. Chipping Sparrow 

 (560. Spizi'^Un sovialis). 

 — A common, small, 

 e h e s t nut- c r o w n e d , 

 streaky-backed sparrow, 

 with whitish under parts 

 and line over the eye. 

 The notched tail, black 

 bill aiul forehead, and 

 (even in the young) 



slaty-gray rump are all ^^'^^^^ Sj"""" 



points of importance in the determination of this species, as, 

 in the autumn, the crown loses its bright chestnut color and 

 becomes more or less streaked. This bird is one of the most 

 quiet, familiar, and trustful frequenters of our dooryards and 



