280 STATE AGRICULTURAL COLLEGE BULLETINS. 



but common migrant at Mackinac Island, where it becomes common in August " 

 S. E. White); 'very common at Albion, St. Joseph, and Palmer, Marquette Co." 

 (O. B. Warren); " Keweenaw Point " (Kneeland); " common at Iron Mountain " 

 (E. E. Brewster); breeds; nests as does the last species, except it nests in open 

 fields, and often on houses in cities; "breeds at Traverse City" (L. W. Watkins); 

 eggs two, dirty white specked with varying shades of brown and drab; often 

 confounded with the whip-poor-will, but has longer wings with snowy white spots 



Night Hawk, reduced. 



beneath, and lacks the coarse hair about the bill. Dr. Atkins reports seeing a 

 flock with thousands of birds in August, 1868. The bird has the strange habit 

 of darting down, when it makes a booming sound, which doubtless gave rise to 

 one of its common names; "this bird perches lengthwise of the limb" (J. W. 

 Simmons); Dr. J. B. Steere writes me that this highflier is often seen in cities 

 and often commences flying early in the afternoon. He further adds that it 

 nests on the flat roofs in the city of Detroit. Mr. J. B. Purdy writes me that 

 this and the preceding species are becoming less abundant at Plymouth. " In 

 the spring of 1889, many of these birds perished from starvation in Kent Co., 

 the insects for some reason were very scarce " (S. E. White); '• dates of arrival 

 at Bay City for seven years run between May 19 and 25" (N. A. Eddy). 



Suborder CYPSELI. Swifts. 



Family MICROPODID.T5. Swifts. 



These birds are wholly insectivorous. 



* Subfamily CH.^TURINiE. Spine-tailkd Swifts. 



Genus CH^TURA. Steph. 



190 423 (406). t'hatiira pelasiica (Linn.). *Chimney Swift; Chimney Swallow. 



Very common; throughout the state; May to Sept.; "common at Traverse 



City" (M. L. Leach); J have reports that it is common at Escanaba and Bois 



