LAMELLIROSTRAL SWIMMERS 



151. 



Golden-eye. 

 americana. 



Clangula clangula 



Range. — North America, breeding both on the 

 coast and in the interior, from the northern bord- 

 er of the United States northward to the Arctic 

 Ocean. 



These are handsome Ducks known as "Whis- 

 tlers" from the noise of their wings when flying, 

 ind •'Greatheads" because of the puffy crest. The 



Grayish green 



head is greenish with a large round white spot in 

 front of, and a little below the eye. The rest of 

 the plumage is black and white. This specie-. 

 nests in hollow trees near the water, lining the 

 cavity with grass, moss and leaves, and lining the 

 nest with down from their breasts. In May and 

 June they lay from six to ten eggs of a grayish 

 green color. Size 2.30 x 1.70. 



H UMfow's ( .ol.DI'.X EYE. 



Clangula islandica ■ 



Range. — Northern North America, breeding 

 north of the United States except from the moun- 

 tainous portions of Colorado northward. 



This Golden-eye differs from the preceding chiefly in the shape of the white 

 spot before the eye, which in this species is in the form of a crescent. The 

 size is the same, about 20 inches in length. The reflections on the head are 

 purplish rather than greenish as in the preceding. The nesting habits are 

 the same, they building In hollow tree, near water. The six to ten eggs are 

 not different from the preceding. Size J. SO x 1.65. Data. — Alfusa, Iceland. June 

 30, 1900. Seven eggs. Nesl of grass and down in a box attached to a tree by 

 an islander. 



American Goldcn-eyr 



Barrow Golden-eye 



99 



