Can gray swallows breed artificially

Gray swallows can be artificially reproduced artificially.This kind of bird is not a swallow, but a kind of silk, so it can be raised not only, but also breeding.It is not difficult to reproduce, prepare a breeding box, and then provide some mats, the birds can breed themselves.Do not disturb it during reproduction. In addition, if you feed with egg rice before breeding, you must replace it with ordinary feed after entering the breeding period.