Dr. E. Hopkinson•—Duck Hybrids



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Whistling Swan with the male Whooper. ■ •


Trumpeter X Common Swan.


And with the male Whooper.


Common Swan X Domestic Goose.


„ • 35 X Bernacle = Canada Goose hybrid.


And with males of the Trumpeter and Black Swans.


Black Swan x Common Swan.


3 3 ,3 X Domestic Goose.


33 33 X Canada Goose.


Spurwing Goose x Egyptian Goose.


3 3 ,3 X Upland Goose.


And with the male Egyptian Goose.


Muscovy Duck x Domestic Duck.


33 33 X Shelduck.


,3 3, X Egyptian Goose.


And with males of the Domestic Goose and Duck.


Carolina Duck X Australian Wild Duck (superciliosa).


33 3, x Spotbill Duck.


33 55 X Gadwell.


3, 55 X Pochard.


3, 55 X White-eyed Pochard.


,, ,, X Tufted Duck.


And with males of the Mandarin, Sheldrake, Wild Duck, Spotbill,

Yellowbill, Gadwall, Wigeon, Chiloe Wigeon, Chilian Teal, Chilian

Pintail, Bahama Duck, Kosybill, Pochard, and White-eyed Pochard.

Mandarin Duck X Carolina Duck, and with the male Wild Duck,

White-winged Wood Duck (. Asarcornis scutulata ) X Domestic

Duck.


Comb Duck ( Sarkidiounis melanonota) with the male Kosybill Duck.

Orinoco Goose x Egyptian Goose.



Snow Geese


a. Blue-winged Snow Goose x Lesser Snow Goose.


b. ,, „ x Greater Snow Goose.


c. 33 ,3 x Bean Goose.


d. Snow Goose (■ nivalis or hyperboreus or both) X Domestic Goose.


And with males of the Domestic, Chinese, and Emperor Geese.



