Why don't sparrows eat food feeding

The sparrow is very wild and it is not easy to accept food feeding, so it is normal to not eat it. This kind of bird is currently difficult to cultivate artificially, or it is better to release it.There are many types of it, and the shape and size are closer, so it is not easy to distinguish.The seeds in the wild are mainly the seeds of the grades, so it will endanger crops, but the breeding period will predatory pests, which is also helpful for agriculture.