500 YIKEOS. 



570. SOLITARY VIREO. 



Smaller, 5.50; top of head, dark slate; 

 back, dark green; ring around eye and line 

 from it to bill, white; wing bands and sides, 

 tinged with yellow, fig. 395. Breeds locally 

 in southern N. E., but more commonly from 

 northern N. E., north into British Provin- 

 ces; winters in Gulf States, south into Cen- 

 tral America. Song, shorter and lower than 

 last, and given with less energy; a peculiar 

 note like swe-e-ive, usually characterizes this 

 song. Frequents woodlands. 



571. MOUNTAIN VIREO. 



Differs from last in being larger, darker 

 with more gray on back. Breeds in south- 

 ern Alleghanies from Md. to N. C.; winters 

 in lowlands of the eastern Gulf and south 

 Atlantic States. 



572. PLUMBEOUS VIREO. 



Differs from last in having back wholly 

 gray and less yellow beneath. Rocky 



