Most people do not have a high opinion about mixed-breed dogs. They probably feel that pure-breeds are far better than the mixed-breeds. It is a fact that mixed-breed dogs have less of health issue than those pure-breed dogs. Often, people have the wrong opinion that pure-breed dogs are better looking than the mixed-breed ones. As a fact, the given list is bound to change the opinion of those people that favor the pure-breed more than the mixed-breed.