#cuculiform_bird  birds having zygodactyl feet (except for the touracos)
  supertype:  bird  warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
  subtype:  cuckoo  touraco
  member of:  order_Cuculiformes__Cuculiformes  cuckoos; touracos; etc.
     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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