Does your dog give you “that look” or growl at you when he has his favorite toy and you try to take it away? What about when your other dog gets near his food bowl? If so, your dog is doing what is called “resource guarding.” According to animal behaviorist Patricia McConnell, PhD, CAAB, resource guarding is a behavior that discourages another to take, or get too close to an object or valued area in a dog’s possession.