#genus_Bucephala__Bucephala  buffleheads and goldeneyes
  supertype:  #bird_genus  a genus of birds
  member of:  #family_Anatidae
  member:  #bufflehead__butterball__dipper__Bucephela_albeola  small North American diving duck; males have bushy head plumage
  member:  #goldeneye__whistler__Bucephela_clangula  large-headed swift-flying diving duck of arctic regions

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