SWIFT NIGHT-HAWK PIGEON. 351 



SWIFTS. 



(Cypselus, Illig.) 



CYPSELUS Pelasgius, (Tern.) Chimney swallow. This 

 bird comes in April, leaving in August. It is a common 

 species, breeding in chimneys and hollow trees. They 

 are seen in large numbers in the evening, whirling and 

 circling through the air in pursuit of their prey, which 

 consists of winged insects. 



NIGHT-HAWKS. 



ANTROSTOMUS Yociferus, (Wilson.) Whip-poor-will. 

 The melancholy and peculiar voice of this bird of the night 

 may be heard in all the wilder parts of the mountain. He 

 comes in April and leaves in September, passing his winters 

 in Tropical America. They are said to migrate as far north 

 as 49. 



CHORDEILES Yirginianus, (Briss.) Night-hawk, or night- 

 jar. Americanus, (Wilson.) This bird conies north in April, 

 leaving the mountain in August. They breed from the 

 Southern States to Hudson's Bay. Numbers may be seen 

 floating around through the air, the spots of white on their 

 wings being visible at a great height, and the whirring sound 

 of their large, open, bristly mouths being heard at a great 

 distance, as they dart after their prey of winged insects. 



PIGEON TRIBE. 



(Columbini, Illiger.) 



ECTOPISTES Carolinensis, (Linn., Wilson.) Turtle-dove, 

 (Carolina pigeon.) The dove is a constant resident south 

 of Pennsylvania, and remains on the mountain from April 

 until October. It has a range from Mexico to Massachusetts, 

 and along the Pacific to Columbia River. It is a sweet, 

 gentle bird, beloved by all. 



ECTOPISTES Migratoria, (Linn., Wilson.) Passenger 



