" Typically, this defines the level of a dog's "hostility." While it is certainly possible for any dog to cause serious injury upon a person, it is remarkably unusual for a dog to do so. There is argument on whether particular breeds of dogs are inherently a lot more susceptible to devote attacks causing severe injury (i.e., so driven by reaction as well as breeding that, under particular circumstances, they are extremely likely to attempt or devote dangerous attacks). However, instead confusingly, if your dog attacks a burglar in your yard this is an offense which could land you in court.