Hierarchy classification:

1. top of the aat hierarchies
2. Agents Facet
3. Living Organisms (hierarchy name)
4. living organisms (entities)
5. Eukaryota (domain)
6. Animalia (kingdom)
7. Chordata (phylum)
8. Vertebrata (subphylum)
9. Aves (class)
10. Psittaciformes (order)

Anotations

Scope note:

Members of an order of Psittaciformes containing 21 living species found in Australia, New Guinea, and Solomon Islands, characterized by a curved beak, a foot with two forward toes and two backwards toes, differing from true parrots in having a showy movable headcrest, the presence of a gall bladder, and coloration that is white, black, or gray with touches of red or yellow rather than the bright green and blue of true parrots.