The flock chirps, hums, and makes noise endlessly, especially during the mating season.
When danger approaches, the guard notifies the whole flock with a characteristic sound. Otherwise, the sparrows make a stir.
Each species has its own living environment, which is comfortable for it.
The only place that sparrows do not inhabit is the North Pole and other regions with unfavorable climatic conditions.
A huge number of individuals settled throughout Australia, as well as in the forest belt of the tundra.