#genus_Mergus__Mergus  mergansers
  supertype:  #bird_genus  a genus of birds
  member:  #merganser  #goosander  #American_merganser  #red-breasted_merganser  #smew
  member of:  #subfamily_Merginae__Merginae  mergansers and closely related diving birds
     member of:  #family_Anatidae__Anatidae  swimming birds having heavy short-legged bodies and bills with a horny tip: swans; geese; ducks
        member of:  #order_Anseriformes__Anseriformes  ducks; geese; swans; screamers
           member of:  #class_Aves__Aves  birds
              member of:  #subphylum_Vertebrata__Vertebrata__Craniata__subphylum_Craniata  fishes; amphibians; reptiles; birds; mammals
                 member of:  #phylum_Chordata__Chordata  comprises true vertebrates and animals having a notochord
                    member of:  #kingdom_Animalia__Animalia__animal_kingdom  taxonomic kingdom comprising all living or extinct animals

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