The average life span of swallow is 11 years.
Jia Yanshan flies in groups over the village and the nearby fields most of the day. He flies quickly and quickly. Sometimes he flies high in the air like an eagle, and sometimes he flashes close to the water surface. Sometimes he flies east and west, up and down, without a fixed flight direction, and sometimes he keeps making sharp and rapid cries.
Swallows are beneficial birds of nature. They mainly feed on mosquitoes, flies and other insects. They can eat 250000 insects in a few months, so people can't hurt them.
In the autumn before winter comes, swallows always make an annual long journey, flying in groups from the north to the far south, where they can enjoy warm sunshine and wet weather, while leaving the frost and cold wind of winter to the tits, grouse and thunderbirds who never fly south for winter.
How long can a swallow live
The life span of swallow is about 10. Swallows like to nest under the eaves of farmhouses. The nests are mostly made of mud and grass stems, which are stuck with saliva. The nests are covered with soft weeds, feathers, rags, etc., and some artemisia annua leaves.
The nest is dish shaped. It breeds 2 litters every year, mostly from May to early June and from mid June to early July. Each nest lays 4-6 eggs. The second nest is less, 2 to 5. The egg is milky white. Both sexes hatch eggs together. In about 14 days, the young birds come out of the shell and the parent birds feed together. The chicks will fly for about 20 days, and they can feed themselves after another 5 to 6 days. The food is insects.
How long can a swallow live
Swallows usually live for about 11 years. If there is no accident on the way of migration, you can live for at least seven years. Most of the deaths occur on the way of migration. The life span of birds is long and short, among which the life span of swallows is not too long, but also not short. It is a typical migratory bird, and the migration time varies with latitude. After breeding, the young birds will follow the adult birds and gradually integrate into a large group.