Sparrows belong to national protected animals, and sparrows belong to class II national protected animals. Sparrow, the general name of the animals belonging to sparrow of the finch family, has 27 species in the world, of which 5 species are distributed in China. Sparrows are small birds with similar size and body color. Generally, the upper body is brown and black, so it is commonly known as sparrow. Sparrows are mostly active in places where human beings live. They are very lively, bold and approachable, but they are very vigilant and curious.
Sparrows often nest in human houses, such as eaves and wall holes. Sometimes they occupy the nest of domestic swallows. In the wild, they often nest in tree holes.
Sparrows are omnivorous birds. They mainly feed on gramineous seeds in summer and autumn, and they mainly feed on insects harmful to gramineous plants. （MaQiaoShiGuoJiaBaoHuDongWuMa）