Is the little sparrow feed on the mandarin sparrow?

Little sparrows are fed by mother sparrows.This kind of bird's food is more complicated, and there are many types of foods that can be acceptable, but most of the time, they are fed with grass seeds and grains, so if it is artificially raised, it is sufficient to feed it.It usually eats insects only in the breeding period, and it can also use insects, so it can also feed insects.Do not feed other things casually. If you want to supplement nutrition, you can feed it with cooked egg yolk.