BLACK AND WHITE WARBLER. 



636. Mniotilla varia. 5^4 inches. 



Male, heavily streaked with black below; female, with 

 only a few streaks on the sides. 



These Warblers are usually known as Black and 

 White Creepers because of their habit of creeping along 

 the limbs and branches of trees. They are abundant in 

 northern United States, being found in open woods, 

 swamps and often in parks, gleaning insects and grubs 

 from crevices in the bark. 



Song. <A weak, thin, wiry "tsee, tsee, tsee." 



Nest. Of grasses and strips of bark on the ground 

 at the foot of a stump or tree trunk or beside a rock ; 

 they lay four or five eggs, white with a wreath of red- 

 dish brown around the large end ( .65 x .55 ) . 



Range. Eastern N. A., breeding from Virginia and 

 Louisiana north to Labrador and Hudson Bay; win- 

 ters in northern South America. 



