BIRDS OF ONTARIO. 



53 



GENUS CH^;TURA. 



(423) Chimney Swift. (Chimney Swallow.) 

 (Chaetura pelagica.) 



An abundant summer resident. Breeds throughout its range in the 

 Province. Formerly nested in hollow trees, but has abandoned them 

 and now takes up its residence in chimneys and barns. 



Arrives early in May, departs at the end of August or early in Sep- 

 tember. SUBORDER TROCHILI. (HUMMING BIRDS.) 

 FAMILY TROCHILID^. (HUMMING BIRDS.) 



Bill long, pointed, awl-shaped.. Tongue capable of great protru- 

 sion. Wings long and pointed ; secondaries short. Feet very small, 

 with long, sharp claws. Smallest of all our birds. Feeds largely upon 

 small insects and the nectar from flowers. It usually obtains its food 

 while hovering about the blossoms of plants. 



Ruby-throated Humming Bird. 



GENUS TROCHILUS. 

 (428) Ruby=throated Humming Bird. 



(Trochilus colubris.) 



A common summer resident. Breeds throughout its range in the 

 Province. Arrives about the middle of May, departs about the middle 

 of September. 



