How long does it take to speak?

Brother Ai usually speak in 2-3 months.It has a strong imitation ability itself, as long as it is taught from a young age, it can let it learn.The body of this bird is 23-28 cm, the whole body is black, the front forehead has feather clusters, and white spots on the wings.The main inhabitation is in the low mountain hills and mountain plains below 2000 meters above sea level. Most of the insects are eaten, and they also eat grains occasionally. It is widely distributed in the south of our country and is an important bird.