Gray swallows breed several times a year

Gray swallows can breed 2-4 times a year.Generally, the birds will be paired with the breeding period, and the nests can be built after pairing. If artificial breeding, you can prepare a special breeding nest.Usually 3-4 days after the nest is built, it will start to produce eggs. Each nest can produce 2-6 pieces, and it will hatch eggs after delivery. It usually takes 14-16 days.It can be foraged and needs to rely on birds to feed.