Approximate Dates When Birds Begin to Nest 



June : First week. 



Second 



Third 



Fourth 



Some time during June. 



387 Yellow-billed Cuckoo 

 400 Arctic Three - toed Wood- 

 pecker (?) 



Whip-poor-will 



Acadian Flycatcher 



White-throated Sparrow (New 

 England) 



Cedarbird 



Nashville Warbler 



Magnolia Warbler 



Canadian Warbler 

 738a Olive-bacJced Thrush 

 529 American Goldfinch 



Blackpoll Warbler 



Lark Sparrow 



417 

 465 



558 



619 

 645 

 657 



661 



567 



583 

 667 

 728 



Junco ; Snowbird 

 Lincoln's Sparrow (Col.) 

 Black-throated Green Warbler 

 Red-breasted Nuthatch 



33 



