The urge to protect the people in its pack, its food, or some prized possession may provoke your dog to attack another dog. Overstimulation and what may have started out as friendly play can go too far, and a fight may break out. Redirected aggression is common among dogs that are normally friendly or live together.
It's useful to desensitize both dogs to a muzzle over the period you're desensitizing them to each other (in separate sessions), so the first time you're ready for them to actually interact together you can muzzle them and be confident they can't hurt each other.
There are a variety of reasons dogs may show sudden aggression towards each other. Some of the most common causes of conflict between familiar dogs include frustration, illness, and resource guarding. You'll need to clearly identify the root of the problem to restore household harmony.
Changes in Aggression as Your Dog Ages
First, it's important to realize that the sudden onset of aggressive behavior may not be a sign of a significant personality change. Instead, it usually indicates a developmental stage of a dog's life. Every day, your dog learns new things and responds to new stimuli.
While it seems dogs do forgive after a fight, there's still a lot more to learn about reconciliation in dogs. In some multi-dog households, it doesn't always work out. Shyan-Norwalt has observed dogs in the same family who did not reconcile but instead separated after every conflict.
Can dogs live together after fighting? The answer is, most of the time, YES. There are times when dogs may be like an incompatible couple and need to divorce, but in general, there are things you can do to help combative pups get along.
Punishment should never be used to train a pet. Pets should be taught what we want them to learn through reinforcement and shaping rather than attempting to train them what we don't want them to do. It is illogical to wait until the pet misbehaves and then administer something unpleasant.
However, there's no guarantee that an aggressive dog can be completely cured. In many cases, the only solution is to manage the problem by limiting a dog's exposure to the situations, people or things that trigger her aggression. There's always risk when dealing with an aggressive dog.
Do not wait for someone to be bitten. If your dog does any of the following, it's time to look for expert help in person: Growls, barks, snarls, snaps or lunges at people on walks. Shows aggression toward visitors to your home.
Aggression in dogs commonly includes body language or threat displays such as a hard stare, growling, barking, snarling, lunging, snapping, and/or biting. Aggression can be a normal form of communication in dogs, yet the display of aggression toward a person or animal is often considered undesirable or problematic.
Some have recommended that the dogs not be anywhere near one another for at least 48 hours following the fight, even if they live in the same household, while others recommend that getting a positive interaction between the two animals as soon as possible is the best course of action -- at the end of the day, however, ...
According to experts, jealous-like behaviors in pets typically suggest boredom or a ploy for attention from their owners. “Sometimes, just like people, they can feel insecure,” Dr. Broderick explains. “They need individual attention, lots of cuddling, and activities to keep them busy and to keep them from being bored.
You have to stay as calm as you possibly can. Don't: Panic or yell. Panic will do to a fight what gasoline does to fire - intensify it quickly. The slower you move the more clearly you will think and the easier you will “see” the fight and make good decisions.
Lastly, never punish your dog for aggression. Dogs don't understand punishment and thus are more likely to act out or act more aggressive when punishment is used. Instead, the best way to train away aggressive behavior is to reward good behavior.
If a dog has a bite history, it is important to note the frequency and severity of the bites that have occurred. Generally speaking, the more severe or frequent the bites are, the more likely you'll have consider euthanizing your dog.
Illness and Injury
Some medical conditions can cause dogs to become aggressive. If a dog that has never shown any sign of aggression suddenly begins growling, snapping, or biting, it may be caused by a disease or illness. Pain is an especially common cause of aggression in dogs.
Many older dogs show increased aggression, anxiety, or compulsive behaviors. These behaviors are aggravated by body inflammation, sensory changes, and cognitive decline.
Will my dog outgrow the aggression? Puppies may go through a biting phase that they will often outgrow. Unfortunately in most cases, true dog aggression often escalates as the dog ages. While it may be natural to make excuses, all dogs are capable of causing serious harm.
People and dogs can become injured when there's a fight. Also, a dog will remember that he's been attacked. It may be very difficult–if not impossible–for them to get along afterwards.
They can also become depressed after a traumatic injury or an attack from another animal. Sadness is caused by events that happen in the dog's life.
Dogs that continue to attack each other, even after training, should be separated permanently.
If two dogs are clearly engaged into a fight, the situation has escalated to a point where physical intervention is necessary. Ideally, a dog fight should be broken up by two people. A method called "the wheelbarrow" is the safest one to use. Each person grabs a dog's back feet and lifts them off the ground.