How does the crimson parrot look at age?

The age of the crimson parrot is difficult to determine, but the size can be judged under the comparison.Generally, the bird's mouth is red. When you grow up, it will turn black. The male birds will return after half the year old, but the female will not.In addition to the color of the mouth, you can simply distinguish the feathers and paws.The color of feathers is bright, the paws are tender, and the age is relatively small.