PLATE XV. 
WIGEON. Males. 
Young Male in first plumage, August 
Youug Male. February. Tlie S. 
plumage nearly complete 
e.xcept the dark grey 
shoulder. 
2. Young male in September showing lirst grey 
feathers of Winter plumage on his scapulars. 
SJiowiug the shoulder 9, A young Male in full Spring 10. 
actually changing dress at 6 months. Usually 
colour without a the brown-grev shoulder is 
moult. February. retained as in the next bird. 
3, 4, 5. The general advance of his winter dress in 
October, November and December. 
Young Male in eclipse dress. 11. Youug male. September. 
July The brown grey wing Age 15 months. The brown 
not yet moulted. grey shoulder moulting. A 
week later this bird cannot 
be distinguished from the 
nest figure 
A December bird showing colour and pattern change 
amongst the first plumage feathers of the back. 
12. Old Male 
in eclipse. 
September 
13. 
Old Male, full 
winter dress. 
