Children (11 direct children, 89 direct and indirect children):
Cacatua
(tree size 38)
Calyptorhynchus
(tree size 21)
Calyptorhynchini
Cacatuinae
(tree size 3)
Eolophus
(tree size 4)
Galah
Lophochroa
(tree size 1)
Probosciger
(tree size 5)
Palm cockatoo
Zanda
(tree size 3)
Zanda (bird)
Calyptorhynchinae
Nymphicinae
(tree size 3)
Microglossinae