#anseriform_bird  chiefly web-footed swimming birds
  supertype:  #waterfowl__water_bird__waterbird__waterbird  freshwater aquatic bird
  subtype:  #duck  #goose
  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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