BIRDS OF ONTARIO. 33 



Very destructive to poultry, but destroying many rats and small 

 mammals. 



Genus NYCTEA. 



158. Snowy Owl. 



(Nyetea nyctea.) 



A winter visitor occun-ing in varying numbers almost every 

 season. 



Genus SURNIA. 



159. Haw^k Owl. (American Hawk Owl.) 



(Surnia ulula caparoch.) 



A regular winter visitor in northern Ontario, not often seen in 

 the southern portions of the Province. 



Order COCCYGES. Cuckoos, etc. 



Suborder OUOULI. Cuckoos, etc. 



Family CUCULID.E. Cuckoos, etc. 



Subfamily COCCYZINJi^. American Cuckoos. 



Genus COCCYZUS. 



160. Yellow-billed Cuckoo. 



(Coccyzus americanus.) 



A regular but rather rare summer resident, breeding throughout 

 its range. 



161. Black-billed Cuckoo. 



(Coccyzus erythfopthalmus.) 



A common summer resident, breeding throughout its range. 

 Arrives about the twentieth of May, departs about the end of 

 September. 



Suborder ALCYONES Kingfishers. 



Family ALCEDIXID.E. Kingfishers. 



Genus CERYLE. 



Subgenus STREPTOCERYLE. 



162. Belted Kingfisher. 



(Cerj'le alcyon.) 



A common summer resident, breeding throughout its range. 

 Arrives about the beginning of April, departs early in October. 

 I have several times found these birds spending the winter on 

 rapid streams in southern Ontario. 

 3 



