If you have kids at home it is wiser to be careful with the pets. Researchers have found that Pit Bulls and mixed breed dogs have the highest risk of biting and cause the most damage per bite. Parents should also avoid dogs with wide and short heads weighing 30-45 kg suggested the study published in the International Journal of Pediatric Otorhinolaryngology. The purpose of this study was to evaluate dog bites in children and we specifically looked at how breed relates to bite frequency and bite severity said study lead author Garth Essig from Ohio State University in the