Why are local dogs not afraid to eat chicken bones

Why is a native dog not afraid to eat chicken bones? Chicken bones look easy to hurt the intestines, how can a native dog eat it, the native dog is also afraid to eat chicken bones, is also easy to be stuck in the bone. The reason why it seems not afraid, only the countryside is used to raising dogs rough, not so fine. Do not let your puppy have the opportunity to swallow chicken bones, ribs or fish bones, because they will linger in the throat and then break apart, and if they do not stay in the throat, they will slip into the body and pierce the stomach wall and intestines. If the chicken bones are sufficiently smothered in a pressure cooker, they are instead one of the best foods for dogs to get their nutrients and calcium. But do not give more to the dog, because chicken bones are acidic food, into the dog’s stomach and stomach acid fusion is likely to cause the dog vomiting, although not fatal, but the dog will be uncomfortable.