Males are somewhat brighter than females but it is difficult to tell the gender. They can be taught to whistle, talk, and may become quite friendly. As in many parrots bred in many aviaries, there are several color mutations available. Normally the head and chest are bright red with white cheeks and yellow nape. The back feathers are black bordered with a green and yellow.
Wings are purplish blue.
Outer tail feathers green with bright red vent area. Check out a few of the pictures. Anything that is in front of him gets sampled and chewed, usually to the point of distruction. Once, Max found my wife's diamond ring in the jewelry case and gently pulled the diamond from the setting and returned the diamond to the drawer. The ring was found nearby with not even a bent prong.