Yellow Warblers 



did I find a warbler as free from fear as this 

 one. 



Another nest, which I found on June 20th, 

 contained one egg; the second egg was laid 

 the following day, then a day was skipped, the 

 two last eggs being laid on the two days fol- 

 lowing. The bird did not begin sitting until 

 the set was complete. (I felt fairly certain 

 with regard to the time of laying the eggs, 

 though I did not visit the nest on the fifth 

 day.) 



When one is in the vicinity of a nest he is 

 soon made aware of the fact by the distressed 

 peeping of the warblers. The male always 

 seems to be on hand, and one will frequently 

 hear him singing in the bushes near by. As 

 far as observed, he does not assist in incubat- 

 ing; but as soon as the young hatch, he be- 

 comes as active as his mate in procuring food. 

 During the first few days, in fact, she is en- 

 gaged in brooding, while he does all the for- 



