How to divide the pigeons

There are many places where the pigeons are divided and bad. You can see if its standing position is straight, or whether the feathers are soft.As a bird that has been domesticated for a long time, its biggest feature is to return to the nest. No matter how far, it can always find its own home, so it is often used in communications in ancient times.The length of this bird is between 30-33 cm and the color is mostly blue and gray, but there are pure white, tea brown, and black and white hybridization. The reproductive ability is very strong and can produce 10 nests a year.