Yellow Crested Cockatoo Parrot

Yellow crested cockatoo parrot
6 yrs old still very yound
Can live to be around 90 years old.
He is super tame
He lives to be out
He will tell you when he wants to come out
he is no problem.
He likes a ratio of toys so keep swapping them over to prevent bordom
He comes with his certificate paper work he is rung
He is partial to a dinked biscuit
He says no bad words