What is the basis for the distribution of sparrows by species?

Sparrows are divided into species according to their habitat. The sparrow itself is a small bird, and there are about 22 species that have settled in all parts of the world. There are two types of sparrows: field and brownie. The brownie loves fruit berries, human food leftovers. The field feeds on insects and grass seeds. The main enemies of sparrows are owls, cats, dogs, hawks and eagles. But due to the fact that they live in packs, they can protect themselves from the enemy.