#subfamily_Sterninae__subfamilysterninae__Sterninae  terns
  supertype:  bird_family  a family of warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
  member:  tern  genus_Sterna
  member of:  family_Laridae__Laridae  gull family: gulls and terns
     member of:  suborder_Lari__Lari  gulls; terns; jaegers; skimmers
        member of:  order_Charadriiformes__Charadriiformes  large diverse order of aquatic birds found along seacoasts and inland waters: shorebirds and coastal diving birds; most feed on anima life
           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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