82 LONG-TATILED DUCK. 
sides of the head are pale greyish brown, back of the head, 
white; neck on the back, white, on each side of it there is 
a large oval-shaped patch of blackish brown, ended below 
with yellowish or reddish brown; throat, white; breast on 
the upper part, white; back on the upper part, white, on the 
lower, brownish black. The tail graduated, the middle feathers 
being narrow and much elongated, brownish black in colour; 
upper tail coverts, brownish black; under tail coverts, white. 
Legs and toes, yellow grey. 
In the female in winter the crown is dark yellowish brown; 
the spot on the neck yellowish brown; nape, also yellowish 
brown. Breast above, yellowish brown; below, white; back, 
blackish brown. The tail is not elongated. 
