bird genus - a genus of birds

Anatidae, family Anatidae - swimming birds having heavy short-legged bodies and bills with a horny tip: swans; geese; ducks

Anas platyrhynchos, mallard - wild dabbling duck from which domestic ducks are descended; widely distributed

Anas rubripes, black duck - dusky black duck of northeastern United States and Canada

teal - any of various small short-necked dabbling river ducks of Europe and America

Anas penelope, widgeon, wigeon - freshwater duck of Eurasia and northern Africa related to mallards and teals

Anas clypeata, shoveler, shoveller, broadbill - freshwater duck of the northern hemisphere having a broad flat bill

Anas acuta, pin-tailed duck, pintail - long-necked river duck of the Old and New Worlds having elongated central tail feathers