Cacatua sulphurea (yellow-crested cockatoo) | CLASSIFICATION

Kingdom Animalia (animals)
- Eumetazoa (metazoans)
  - Bilateria (bilaterally symmetrical animals)
    - Deuterostomia (deuterostomes)
      - Phylum Chordata (chordates)
        
        Craniata (craniates)
        
        Subphylum Vertebrata (vertebrates)
        
        Superclass Gnathostomata (jawed vertebrates)
        
        Euteleostomi (bony vertebrates)
        
        Class Sarcopterygii (lobe-finned fishes and terrestrial vertebrates)
        
        Tetrapoda (tetrapods)
        
        Amniota (amniotes)
        
        Class Reptilia (turtles, snakes, lizards, and relatives)
        
        Class Aves (birds)
        
        Subclass Neognathae (neognath birds)
        
        Infraclass Neoaves (modern birds)
        
        Order Psittaciformes (parrots)
        
        Family Psittacidae (parrots, cockatoos, and relatives)
        
        Subfamily Cacatuinae (cockatoos and relatives)
        
        Genus Cacatua (cockatoos and corellas)
        
        Species Cacatua sulphurea (yellow-crested cockatoo)
        
        Subspecies Cacatua sulphurea abbotti
        
        Subspecies Cacatua sulphurea citrinocristata
        
        Subspecies Cacatua sulphurea parvula
        
        Subspecies Cacatua sulphurea sulphurea