Galah cockatoos have a pretty outstanding lifespan that seems to become at the higher variety when it comes to parrot lifespans. From the wild it appears they Are living to close to twenty, but minimum forty several years just isn't unheard of at all for this species in captivity. [5] https://jaredzccza.onzeblog.com/36258879/detailed-notes-on-sulphur-crested-cockatoo-talking