How do sparrows spend the winter?

The sparrows are all small birds, and they are very similar in size and color. Generally, the upper body is brown and black, so it is commonly known as sparrow. The sparrow is one of our most common birds. So how do sparrows spend the winter?

How do sparrows spend the winter?

The sparrow is a resident bird. Its feathers are designed to keep its body temperature as high as 40 degrees Celsius and 42 degrees Celsius. It expands in winter and contains a lot of air and has a special heat preservation function. They store food before winter, but in winter, they look for food every day and eat it only when they can't find it. In winter, it has less activity and less food, foraging and returning to its nest at night.

In fact, there is a lot of discussion about whether sparrows are migratory birds or resident birds. Sparrows are actually resident birds.

What are resident birds and migratory birds?

Birds change the habits of their living areas according to different seasons, which is called migration. Birds are divided into resident birds and migratory birds according to their migratory habits. Some birds live in breeding areas all the year round and have no habit of migration, such as magpies, sparrows and so on. Some birds change their living areas with the change of seasons every year, often laying eggs in one area, raising chicks, and overwintering in another area. These birds are called migratory birds. Migratory birds migrate regularly, usually twice a year: once in spring and once in autumn.