Dendroica vigors li . 
Concord, Mass. 
1899. About S A.M. a female Pine Warbler made several visits 
April 24. to the cabin in search of nesting material. She tugged per- 
sistently but ineffectually at some twine which was tied to 
an o ah and picked up and carried off a little oakum from the 
calking of our log walls. She flew to the west of the hill, 
where the male was singing as usual. The same thing occurred 
last spring at about this time. Apparently the male Pine 
Warbler does not accompany his mate when she is looking for 
ne s t i ng mat er i al . 
I 
