Dog bites can range from minor scratches to severe injuries. Learn about the different levels of dog bites and how to identify and treat each one in this comprehensive guide.. The law categorizes injuries into six dog bite levels, and knowing them is key to covering your damages. Dr. Ian Dunbar, a veterinarian and animal behaviorist, created the scale that calculates a dog's bite into six levels. Below is Ian's Dunbar Scale categorizing dog bite levels based on trauma, skin contact, punctures, and tissue damage.
The 6 levels of dog bites. The Dunbar bite scale is a barometer of not only how severe a dog's bite may be, but reveals the extent of the dog's problem and possible treatment options.. Skin punctures, multiple bites (all punctures shallower than the length of the canine tooth) Level 4 (Very Serious) Single bite with punctures deeper than the length of the canine (the dog bit and clamped down) or with slashes in both directions from the puncture (the dog bit and shook his head) Level 5 (Very Serious) Multiple-bite attack with.