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 (?) 



417 Whip-poor-will 



465 Acadian Flycatcher 



538 White-throated Sparrow (New 

 England) 



619 Cedarbird 



64s Nashville Warbler 



657 Magnolia Warbler 



686 Canadian Warbler 



7S8a Olive-backed Thrush 



529 American Goldfinch 



661 Blackpoll Warbler 



S52 Lark Sparrow 



367 Junco ; Snowbird 



583 Lincoln's Sparrow (Col.) 



667 Black-throated Green Warbler 



728 Red-breasted Nuthatch 



33 



