No. 5. 



Anser albifrons gambeli. 



Adult. Upper parts principally warm grayish brown, the 

 broad ends of the feathers narrowly edged with brownish white, 

 the pale edgings turned to pure white on tail and certain feath- 

 ers of the wings ; the head and upper neck of closer mixture, 

 or nearly plain brown ; extreme front of head (next to bill) 

 white, this white intensified by the brown just back of it, which 

 is of a deeper tint, or blackish. Breast, in high state of plu- 



No. 5. Adult. 



