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lars, back rump and upper tail coverts, white; outer scapular, black > tail, white 
with black tip. Primaries and their coverts, black. Outer secondaries, bronze 
green on the outer, white on the inner web ; inner secondaries, white ; the female 
resembles the male, but the chestnut parts of the body plumage are duller, and 
the dark portions thereof are brown. It frequents the larger lakes and rivers 
and affects the shore until disturbed. It is gregarious and shy, flies with slow 
and laboured beats of the wings and seldom or never dives. 
Male.— Length, 24 ins. ; wing, 13 ins. ; tail, 4J ins. 
Female.—Length, 21 ins.; wing, 11J ins. ; tail, 4 ins. Bill, red with a 
dusky nail; irides, brown ; legs and feet, flesh colour. Weight, under 3 lbs. 
THE RUDDY SHELD DUCK OR BRAHMINY DUCK. 
Casarca Gasarca or Casarca Rutila. Native names : Chuckwa , Snrltli— ab , 
LaZ, Hind.; Mungh , Sind; Bugri, Bengalee; Neerbathoo Neer Kolee, S. 
India ; Basana , Ghilluwa , Tel. ; Kesarpandia, Pandahansa , Ooriya ; Hintha, 
Burma; Budak , Kurku; Kabuda, Gond. 
Habitat. —A winter visitor to almost every part of India. 
