How much appropriate for the Bird Cage

The height of the Bird Cage is 20-22 cm, the diameter is 30 cm, and the pitch of the cage strip is 1.2 cm.It is a small bird in itself, and the appearance of male and female birds is similar to distinguish.Birds in the wild are usually inhabited in low mountains, hills and plains, and are also distributed in the southern region of my country.The breeding period will be a pair of activities, and at other times, there will be a group. At most, there will be hundreds of foraging together, and it will even mix with the sparrows and white waist birds.