In which Canadian province is the city of Ottawa located?   Ottawa is in the province of Ontario. For more information on the various provinces of Canada, see the Related Link to the website of the Government of Canada.
Wild cockatoos enjoy eating & shredding the leaves, nuts, flowers & branches of the She-Oak. Brush Ironbark/Hickory Wattle Ironbark tree is from the Eucalyptus family and is safe for parrots. Brush Ironbark Wattle or Hickory Wattle is a type of Acacia, but it is also a type of Myrtle and toxic to parrots.
Decide how much time you have to commit to a parrot. Large parrots are only appropriate if you're prepared to commit a large amount of time to your parrot; if you'd prefer to just watch your parrot and dedicate a smaller amount of time to caring for it, a better fit would be a pair of budgies or Lovebirds.