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 to 
November 25 ; March 25 to April 5. 
Crow.—Abundant Permanent Kesident. 
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. 
