'Grey' geese (genus Anser)

Bar-headed Goose Anser indicus

Emperor Goose Anser canagicus

Ross's Goose Anser rossii

Emperor Goose Anser canagicus x Ross's Goose Anser rossii hybrid

Snow Goose Anser caerulescens

Greylag Goose Anser anser (wild-type birds)

Greylag Goose Anser anser (domestic forms)

Swan Goose Anser cygnoides (wild-type birds)

Swan Goose Anser cygnoides (domestic forms)

Snow Goose Anser caerulescens x Swan Goose Anser cygnoides hybrid

Bar-headed Goose Anser indicus x Swan Goose Anser cygnoides hybrid

Greylag Goose Anser anser x Swan Goose Anser cygnoides (domestic forms) hybrid

Taiga Bean Goose Anser fabalis

Pink-footed Goose Anser brachyrhynchus

Tundra Bean Goose Anser serrirostris rossicus

Pink-footed Goose Anser brachyrhynchus x Tundra Bean Goose Anser serrirostris hybrid

Thick-billed Bean Goose Anser serrirostris serrirostris

Greenland White-fronted Goose Anser (albifrons) flavirostris

Russian White-fronted Goose Anser albifrons albifrons

Tule, Gambell's and Pacific White-fronted Geese Anser albifrons elgasi/gambelli/sponsa

Bar-headed Goose Anser indicus x Greater White-fronted Goose Anser albifrons hybrid

Greylag Goose Anser anser x Greater White-fronted Goose Anser albifrons hybrid

Lesser White-fronted Goose Anser erythropus

Ross's Goose Anser rossii x Lesser White-fronted Goose Anser erythropus hybrid