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BLUE-WINGED WARBLER. 



641. Vermivora pinus. 4% inches. 



Crown and underparts yellow ; a narrow black line 

 through the eyes; two broad whitish wing bars. 



A common bird of the southeastern states and north 

 to Connecticut, frequenting open woods, thickets and 

 gardens. They are ground birds, spending most of their 

 time on the ground or in low bushes which they clean 

 of the insects which are destructive. 



Song". — A loud, rapid chirrup, similar to that of the 

 Grasshopper Sparrow but loud and distinct. 



Nest. — Of leaves and strips of bark, lined with fine 

 grasses; on the ground in clumps of weeds or black- 

 i K'rry vines : eggs white, sparingly spotted around the 

 large end with rufous (.05 x .50). 



Range. — Eastern U. S., breeding north to southern 

 Connecticut and Wisconsin; winters in the tropics. 



Hybrids. — Lawrence Warbler, which is a hybrid be- 

 tween this species and the next; it has the general 

 plumage of this species with the black ear patches and 

 lliroat of the Golden- winged Warbler. It is found 

 chiefly in southwestern Connecticut and New York. 



