BIRDS OBSERVED AT CAMBRIDGE, MASS. 55 



Whip-poor-will. Common Summer Resident, April 28 to 

 September 20. 



Swift. Abundant Summer Resident, April 25 to Septem- 

 ber 20. 



Ruby-throated Hummingbird. Uncommon Summer Resi- 

 dent, May 12 to September. 



Kingbird. Abundant Summer Resident, May 5 to Septem- 

 ber 1. 



Crested Flycatcher. Uncommon Summer Resident, May 

 15 to August. 



Phcebe. Common Summer Resident, March 25 to Octo- 

 ber 10. 



Least Flycatcher. Abundant Summer Resident, May 1 to 

 August 25. 



Wood Pewee. Common Summer Resident, May 18 to Sep- 

 tember 10. 



Horned Lark. Common Transient Visitant, October 25 te 

 November 25 ; March 25 to April 5. 



Crow. Abundant Permanent Resident. 



Blue Jay. Common Permanent Resident ; abundant Tran- 

 sient Visitant, April and May ; September and October. 



Baltimore Oriole. Very common Summer Resident, May 

 8 through August. 



Orchard Oriole. Summer Resident, sometimes rather com- 

 mon May 15 to July. 



Red- winged Blackbird. Abundant Summer Resident, 

 March to August ; a few winter. 



Bronzed Grackle. Abundant Summer Resident, March to 

 October ; occasional in winter. 



Bobolink. Very common Summer Resident, May 8 to 

 September 10. 



Meadowlark. Common Summer Resident ; not common 

 Winter Visitant. 



Cowbird. Very common Summer Resident, May 8 to 

 September 10. 



Song Sparrow. Very abundant Summer Resident, March 

 10 to November 1 ; locally common Winter Visitant. 



Swamp Sparrow. Abundant Summer Resident, April 12 

 to November 10 ; a few winter. 



