#genus_Anas__Anas  type genus of the Anatidae: freshwater ducks
  supertype:  #bird_genus  a genus of birds
  member of:  #family_Anatidae
  member:  #mallard__Anas_platyrhynchos  wild dabbling duck from which domestic ducks are descended; widely distributed
  member:  #black_duck__blackduck__Anas_rubripes  dusky black duck of northeastern United States and Canada
  member:  #teal  any of various small short-necked dabbling river ducks of Europe and America
  member:  #widgeon__wigeon__Anas_penelope  freshwater duck of Eurasia and North Africa related to mallards and teals
  member:  #Anas_clypeata__shoveler__shoveller__broadbill  freshwater duck of the northern hemisphere having a broad flat bill
  member:  #pintail__pin-tailed_duck__Anas_acuta  long-necked river duck of the Old and New Worlds having elongated central tail feathers

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