116 BIRDS OF SOUTH DAKOTA 



560a. WESTERN CHIPPING SPARROW (Spizella passerina arizonae.) 



Similar to the eastern form, but paler above. Has been 

 taken in Fall River County. 



561. CLAY-COLORED SPARROW (Spizella pallida.) 



A common migrant, frequently nesting in the State. The 

 colors are paler above than is common with Sparrows; belly 

 white. The song has a distinct nasal note. 



563a. WESTERN FIELD SPARROW (Spizella pusilla arenacea.) 



A summer resident. This is a slender, light colored Spar- 

 row, with a grayish brown cap. It is unfortunately named, for 

 it loves the trees which border fields rather than the open spaces. 

 Its song, which is easily recognized, is a vigorous "cher-wee- 

 cher-wee, chee-o-dee-e-e-e-e-e" in ascending scale. 



566. WHITE-WINGED JUNCO (Junco aikeni.) 



A summer resident in the Black Hills and forest reserves 

 of Harding County. Slaty gray above ; two white wing bars and 

 three outer tail feathers white. 



567. SLATE-COLORED JUNCO (Junco hyemalis hyemalis.) "SNOWBIRD" 



A frequent winter resident in the southeastern part of 

 the State, seen in flocks about thickets and often near homes 

 feeding with Sparrows. A sleek, slate colored bird, about the 

 size of the female English Sparrow. The bill, belly and outer tail 

 feathers are white. 



581. SONG SPARROW (Melospiza melodia melodia.) 



A frequent migrant in the eastern part of the State, easily 

 recognized by its heavily streaked breast, the streaks merging 

 into a dark patch at the center. Above reddish brown with black 

 streaks. 



It is an attractive singer. 



581 j. DAKOTA SONG SPARROW- (Melospiza melodia juddi.) 



Common over the State in migration and probably nests 

 west of the Missouri River. 



Similar to No. 581 but paler above; the black patch on 

 the belly is less prominent, with more white showing. 



