What Animal Am I?

Clue 1: I am a bird. I like to live in forests and bushland in Australia.

Clue 2: I am a bird which likes to eat berries, seeds and nuts.

Clue 3: I can hold my food in one foot while I balance on my other foot.

Clue 4: I am a very loud and noisy bird. I make screaming noises just for fun.

Clue 5: I am a very clever bird. I can be taught to speak real words.

Clue 6: I am a white bird with yellow feathers on the top of my head.