Pitbull how to see pure or impure

How can I tell if a Pitbull is pure or not? The Pitbull is a pure breed, with a good proportion of muscles; the ears should be open, the head is large but proportional to the body, the nose is obvious; the eyes are clear and bright, the skin on the eyes is thin, the eyes are small, and the whites of the eyes are small. 1. The most proud thing about the Pitbull is its strong muscles, so when selecting a Pitbull you must select a Pitbull with a good body type. But the special thing is that Pitbulls with smaller eyes tend to be more vicious inside than those with larger eyes, so if you want a Pitbull that is more combative, it is advisable to buy a Pitbull with smaller eyes. The other thing to look for in a puppy is a clear-eyed one. 4. The most important thing to note is the mouth of the Pitbull, which is the most lethal part of the body. It is recommended that you buy a puppy with a deep mouth and a prominent bite muscle, so that when the puppy grows up, it will not let go. 5. pace purebred pitbull pace is cheerful and confident, with curiosity but easy and smooth, very powerful. The back line is graceful and flexible, and there is not a hint of fat from any angle.