The sparrow is a protected animal, the second class of national protected animals. Sparrows are small birds, their size, body color is very similar. The general upper body was brown, black mottled, and thus commonly known as sparrows.

The sparrow primary flight feathers 9, the outer flight feathers of the light-colored feather edge at the base and near the end of the feather, the shape of a slightly enlarged, parallel to each other, slightly into two horizontal spots, especially obvious in flight. The beak is short, thick and strong, conical in shape, with a slightly curved crest. There is no gap between the upper and lower beak when it is closed. The color of the feathers of male and female birds is often different.

Habits of the sparrow.

The sparrow is mostly active in places where there are human beings living, and it is very lively, bold and easy to approach people, but it is very alert and curious. Most of the nests in human houses, such as eaves, wall holes, sometimes occupy the nest of the house swallow, in the wild, more nesting in tree holes. Sometimes they can be found nesting in individual trees, however, sparrows are flocks in all four seasons of the year, and old tree groups with many holes are usually their favorite nesting sites.