174 MIGRANTS AND WINTER RESIDENTS 



Blue-winged Teal: Anas discors. 



A curving white band in front of each eye; blue on wings, 

 also white. Female, without white band before the eye, and 

 throat white. September to April. Common. 



Shoveller; Spoonbill: Spatula clypeata. 



Head and upper neck dark glossy green; lower neck 

 and upper breast white; lower breast and belly bright chest- 

 nut; patches of white and grayish-blue on the wings. A 

 distinguishing feature of the Shoveller is the spoon-shaped 

 bill, which is much longer than the head, and twice as wide 

 at the end as at the base. Length 20 inches. Winter resi- 

 dent. Not common. 



Pintail: Dafila acuta. 



Head and neck glossy olive-brown; back of neck striped 

 with black and white; back grayish; a green patch on wing; 

 lower parts white. Central tail-feathers much elongated. 

 Female, duller, no green wing-patch. Length 2^4 feet. 

 October to April. Not uncommon. 



Redhead: Ay thy a americana. 



Head and upper neck bright chestnut-red; lower neck, 

 extending on the upper breast and back, black; rest of the 

 body grayish; lighter below. Female, head and neck gray- 

 ish-brown; upper throat white. Length about 1^/2 feet. 

 Common in winter. 



Canvas-back: Aythya vallisneria. 



Much like the Redhead, but the bill is longer, the head 

 is brown, and crown and chin are black. Length 1^4 feet. 

 Winter visitant. Rare. 



Scaup Duck : Aythya marila. 



Head and neck, extending on breast and back, black, 

 the head with greenish reflections; back with wavy bars of 



