THE WAHITE-FRONTED GOOSE. 249 
and Sutherland — thirty or forty pairs having their nests annually 
on Lake Laighal. In France this bird is called the Harvest Goose. 
The Canadian Goose (Anser canadensis, Fig. 91) is a handsome 
bird with white markings about the junction of the head and neck. 
They are not so large as the Grey-lag Goose, and are very abundant 
in North America, where they are migratory. 
The Bernicle Goose (Azser bernicia) is so called from a foolish 
tradition of the Middle Ages of their being produced from the 
barnacle shell which attaches itself to ships bottoms and timber 
Fig. 92.--White-fronted Bernicle. 
floating in the sea. They differ from the true Geese in having the 
head smaller, the bill shorter and more- conical, the breast-feathers 
much larger, and in the predominance of black in their plumage, 
bills, and feet. The plumage is full, very soft, and close. There are 
several species of Bernicla. ‘The one above described, and the White- 
faced Goose (Anser erythropus, Fig. 92), are the best known. 
THe WHITE-FRONTED Goose (Anser erythropus). : 
In its winter plumage this is a beautiful goose, much smaller than 
those just described, but with a full body, long neck, and a small, 
oblong, and compressed kead, with soft glossy plumage well blended 
