JAN., 1909. BIRDS OF ILLINOIS AND WISCONSIN CORY. 351 



This species is much less common than formerly, but still occurs 

 in more or less numbers in Illinois and Wisconsin during the migra- 

 tions. 



Genus BRANTA Scopoli. 



71. Branta canadensis (LINN.). 

 CANADA GOOSE. 



Distr.: Temperate North America, breeding chiefly from the Sas- 

 katchewan and Alberta, Minnesota and North Dakota northward; 

 south in winter from the middle Atlantic coast and. Gulf states as far 

 as Jamaica and on the west side from British Columbia to Mexico. 



Adult: Head and neck, black; a patch of white on the side of the 

 head behind the eye extending to the chin; back and wings, grayish 



Canada Goose. 



brown; breast and under parts, dull grayish white, becoming white 

 on the belly; tail, black. 



The immature bird is similar, but has the throat and cheeks 

 sometimes mottled. 



Size, large; length, 35 to 44; wing, 15.75 to 2I I tarsus, 2.50 to 

 3.75; bill, 1.50 to 2.75. 



