ANAS PENELOPE 
168 
Esthonian: Murulas. 
Russian: Swijas, Swestund, Glott. 
Polish: Kaczka swistun. 
Croatian: Patka zvizdara. 
Czech: Kachna hvizdak. 
Hungarian: FUtyiilo recze, Sipos recze. 
Bulgarian: Swiratshka, Puwka. 
Italian: Fishione, Morigiana, Bibbio, Penelope, Fistione, Capo-rosso. 
Sardinian: Busciu. 
Maltese: Silfiun. 
Spanish: Anade silbador, Piulo, Pato franciscano, Silbon, Pato florentino, Pato 
careto. 
Basque: Christulari-ata. 
Portuguese: Assobiadeira, Piadeira, Alfanado, Sarafanada. 
Arabic: Fela bajh. 
Hindu: Peasan, Patari, Pharia. 
Ostiak: Lopte. 
Tartar: Bojul. 
Japanese: Hidorigamo. 
DESCRIPTION 
Adult Male: Forehead and crown light buff, rest of head and neck dark burnt-sienpa color, minutely 
speckled here and there with black, and behind the eye and on occiput with iridescent green. Chin, 
throat and lower side of neck more or less black, sometimes entirely so, but this varies greatly. 
Mantle, back, and scapulars finely vermiculated with wavy black and white bars. Ends of upper 
tail-coverts nearly white. Tail slate-colored, the central feathers long and pointed. Breast vinaceous, 
often with a few small blackish bars, this wine color extending farther on the sides than in middle of 
breast. Remainder of under surface pure white, except the sides and flanks which are vermiculated 
like the scapulars. Under tail-coverts jet black. Wing-coverts white, except a few at the angle of the 
wing, which are gray, and a black band at the tip of the greater ones. Speculum on the secondaries 
metallic green, bounded posteriorly by a black band. The inner secondaries are white on the outer 
web. Tertials rather long; black on their outer webs, with a white margin. Primaries brown; under 
wing-coverts gray; axillars white, thickly speckled with gray, especially on inner web. 
Irides dark brown. Bill bright slate-blue, with the tip black. Legs and feet yellowish brown to 
bluish; webs dusky. There is a good deal of variation in the color of the legs. 
Wing 254-266 mm.; bill 33-38; tarsus 37-41. 
Weight from 1 pound 12 ounees to 2 pounds (0.8 to 0.95 kilograms); probably a trifle heavier 
at times. 
.\dult Female: Whole head and neck a ruddy brown, or brown ochre, thickly dotted with blackish. 
Upper parts brown. The mantle is a gray brown, sometimes nearly plain-colored but often with 
lighter cross-bars. The edges of the scapulars are ruddy brown and the long ones are tipped with 
