A parrot can grow up to 25cm, but it depends on the type. If it is a rainforest parrot, it can only grow up to 22cm in it's life.
Read more: How_tall_can_a_parrot_grow
1 million miles tall
It depends what kind of Parrot you get. If you get a Tropical Islander Parrot they can grow largest to about 2 ft. I used to have a Mokking Parrot who grew about 1 ft. He was a fully grown Male Mokking Parrot.
Kim Parrot is 174 cm.
by eating good food
No it will grow it's normal size
38-40cm
7feet source: i have one in my house.
15 cm tall acording to a pictcher
It can grow up to 4 feet tall.
one to four feet long
It can grow as tall as 50 feet
IT can grow 40 to 80 feet tall