Two students in Shaanxi ran away from home and were found by police dogs. How did the police dog find this student?

Two students in Shaanxi ran away from home and were found by police dogs. They found it through the smell of students' clothes or other things and the smell of police dogs. Police dogs are one of the animals worthy of our respect. It is not only loyal, but also has a sense of smell tens of millions of times that of human beings. Why did these two students choose to run away from home? Is it because relatives at home put too much pressure on him, or because the school system is too strict, which makes two students feel pressure and choose to run away from home?

In fact, each of us may have this idea of running away from home, but we should consider the feelings of our parents or people who care about us. When we run away from home, we may walk aimlessly, and our families are looking for it aimlessly. Whatever the reason, we should not let our families worry about ourselves, we should reassure them. Police dogs can only be classified as police dogs after the professional training of our dog handlers. Police dogs are within my knowledge. I only know that police dogs are divided into search dogs and drug detection dogs. Police dogs found two students who ran away from home.

When the police dog smells anything about this thing, it will be remembered, and with this smell, look along the road and you can find these two students who have run away from home. Because of the existence of police dogs, our police have reduced more manpower and resources when looking for many key evidences or suspects, and their work efficiency has been greatly improved. Police dogs and their owners must also have very tacit cooperation, not only to trust each other, but also to consider each other. Police dogs deserve our respect in finding students. They didn't ask for anything, but they made some contributions to our country and society. Although they can't speak, they are very sincere to human beings. They are our friends.