THE BIRD BOOK 



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170. Ross's Snow Goose. Chen rossi. 



Range. — This beautiful species, which is simi- 

 lar in plumage to tlie large Snow Goose, is but 

 twenty-one inches in length. It breeds in the ex- 

 treme north, and in winter is found in the west- 

 ern part of the United States as far south as the 

 Gulf of Mexico. Their nesting habits and eggs 

 probably do not differ from others in the family 

 except in the matter of size. 



[171.] WniTE-FRONTEU Goose. Anser alhi- 

 frons albifrons. 



This European species is exactly like the Amer- 

 ican except that it is said to average a trifle 

 smaller. It is occasionally found in Greenland. 



Ro.ss Snow Goose 

 American White-fronted Goose 



171a. American White-fronted Goose, 

 Anser albifrons gambeli. 



Range. — Whole of North America, breeding in 

 the Arctic regions and wintering south to the 

 Gulf coast; not common on the Atlantic coast 

 during migrations. 



These birds may be recognized by their mottled 

 plumage, dark head and white forehead. This 

 species is more abundant than any of the pre- 

 ceding and nests in large colonies along the arc- 

 tic coast and in Alaska. Their nests are made of 

 dried grasses, feathers and dov^n and are placed 

 on the ground in a slight denression. From 

 four to nine eggs are laid; these have a dull buff 

 ground. Size 3 00x2.0.5. Date— Island in delta 

 of Mackenzie River, ,]une 10, ls99. Four eggs. 

 Nest of grass and feathers on the ground on a 

 small island. Collector, Rev. I. O. Stringer. 



[171.1.] Bean Goose. Anser fabnlis. 



This European species is casually found in Greenland. It is one of the 

 most common of the Old World Species. 



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