No. 3. 



Branta bernicla. 



Head and bill, with neck all around, and extreme fore part 

 of body black ; on either side of neck a group of white scratches, 

 as indicated in picture. The back, with front of Avings, brown, 



No. 3. 



the feathers paler at their ends ; remainder of wings black, or 

 nearly so, as is the tail ; the latter, however, being almost con- 

 cealed by covering of white feathers technically known as tail 

 " coverts." Under parts of plumage grayish brown, the ends of 



