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显示 1–48 / 51 张图版
Brown Duck, Auckland Island Duck (1922-1926)
收录于 A natural history of the ducks
1922
Rosy-Billed Duck (1922-1926)
Shoveller (1922-1926)
South Georgian Teal, Sharp-Winged Teal, Yellow-Billed Teal, Andean Teal (1922-1926)
Steamer Duck (1922-1926)
White-Eyed Duck,Baer’s Pochard,Madagascan White-Eyed Duck (1922-1926)
Widgeon, American Widgeon (1922-1926)
Red-Heads Coming In (1922-1926)
The Duck Marsh (1922-1926)
Rising Mallard (1922-1926)
Madagascan Teal (1922-1926)
Bahama Duck, Galapagos Island Duck, African Red-Billed Duck (1922-1926)
Black-Headed Duck (1922-1926)
Ring-Necked Teal, Brazilian Teal (1922-1926)
Comb or Knob-Billed Duck (1922-1926)
Formosan Teal (1922-1926)
Gadwall, Coues’s Gadwall (1922-1926)
Green Pygmy Goose, Indian Pygmy Goose (1922-1926)
Hartlaub’s Teal (1922-1926)
Lesser Whistling Teal, Wandering Tree Duck, Fulvous Tree Duck (1922-1926)
Egyptian Goose, Orinoco Goose (1922-1926)
Marbled Duck (1922-1926)
New Zealand Sheldrake, Australian Sheldrake (1922-1926)
Pink-Eared Duck (1922-1926)
Radjah Sheldrake, Common Sheldrake (1922-1926)
White-Faced Tree Duck, Black-Bellied Tree Duck, Gray-Breasted Tree Duck (1922-1926)
Freckled Duck (1922-1926)
Andaman Teal, Hottentot Teal (1922-1926)
Australian Shoveller, South African Shoveller, Red Shoveller (1922-1926)
Australian White-Eyed Duck, Southern Pochard (1922-1926)
Cape Teal (1922-1926)
Cinnamon Teal, Blue-Winged Teal (1922-1926)
Common Pochard (1922-1926)
Crested Duck, Bronze-Winged Duck (1922-1926)
Downy Young Of Red-Head, Canvas-Back, Ring-Necked Duck (1922-1926)
Downy Young Of White-Eyed Duck, Tufted Duck, Scaup Duck, Lesser Scaup Duck (1922-1926)
European Teal, American Green-Winged Teal (1922-1926)
Falcated Teal (1922-1926)
Florida Dusky Duck, Mexican Duck (1922-1926)
African Yellow-Billed Duck, African Black Duck, Meller’s Duck (1922-1926)
Golden-Eye, Barrow’s Golden-Eye (1922-1926)
Gray Teal, Chestnut-Breasted Teal (1922-1926)
Harlequin Duck (1922-1926)
Hawaiian Duck, Oustalet’s Gray Duck (1922-1926)
Indian Spot-Bill, Eastern Spot-Billed Duck (1922-1926)
Lesser Scaup Duck, Scaup Duck (1922-1926)
Mandarin Duck,Carolina Duck (1922-1926)
New Zealand Scaup, Tufted Duck (1922-1926)
