The following gallery documents the incredible growth pattern of Psittacine birds. Photographs were taken on a weekly basis. The greatest physical development surge takes place during the third week of life. After that growth spurt the bird devotes a vast amount of energy to feather development and less to physical growth.

Blue-crowned Amazon	Blue-fronted Amazon	Bodini Amazon	Hyacinth Macaw
Lilacine Amazon	White-fronted Amazon	Yellow-faced Amazon	Yellow-shouldered Amazon