Ii8 Birds of Canada, 



Sub- Family COLYMBIN.E. The Loons. 



GREAT NORTHERN DIVER. 



Colymbus torquatus. The Great Northern Diver, 

 or Loon. 



The Great Northern Diver is a resident of 

 Canada. Nests, on an island, or in a meadow or 

 marsh, near the borders of the interior lakes ; 

 eggs, two or three in number, of a reddish brown 

 color, with an olive tint. This bird is twenty- 

 eight inches in length. Head and neck, bluish- 

 green ; upper plumage and wing coverts, deep 

 glossy black, marked with white spots. 



C. septentrionalis. The Red-throated Diver. 



This species is not so common as the Great 

 Northern Diver, usually arriving here in October 



