Is there anyway to tell if a dog will be aggressive?
If a dog growls or snaps without cause you should see your veterinarian! There are a variety of medical conditions that can cause pain or brain problems that would cause this behavior. Watch your dog around strangers. The dog should be protective and alert but not suspicious and aggressive. Your dog should calm down after you tell him the situation is “okay”. Why do dogs suddenly turn on someone? Dogs usually do not suddenly turn on someone. For a dog to unexpectedly turn and bite out of aggression is extremely rare. Dogs are very social creatures and most view their family and other humans as part of their social structure. However there are various reasons a dog might act aggressively. Fear is probably first. If dogs are afraid they may strike out. Protection is next –as dogs feel a strong need to protect their people, pack members or territory. Finally, some dogs are simply aggressive by nature and that behavior has either been encouraged or not properly corrected and is now becomin