Why is my dog suddenly aggressive to our other dog?

Why is my dog suddenly aggressive to our other dog?

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.

Do dogs get more aggressive as they age?

Aggression to other pets can occur when a new pet is introduced to the family, as a younger dog matures or as an older dog becomes weaker or less assertive. Increased aggression toward unfamiliar people and animals can arise from your dog’s increasing anxiety and sensitivity as he ages.

Do dogs ever stop having heat cycles?

There is no menopause in dogs, so older female dogs continue to have heat cycles, but they will become further apart and her fertility will decrease.

What makes a dog start acting 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. Some possible causes of pain include arthritis, bone fractures, internal injuries, various tumors, and lacerations.

Why is my female dog being aggressive to my male dog?

Dogs in the same household can become aggressive toward each other for a variety of different reasons. Aggression may be dominance-related, territorial, possessive, or caused by fear/anxiety. These dogs typically fight over owner attention and many times have problems when they try to greet the owner simultaneously.

Are unspayed female dogs more aggressive?

Irritability each estrus cycle causes significant hormonal changes in a female dog. Aggression: females may be less aggressive toward both dogs and people after they’re spayed. Unspayed females sometimes compete for the attention of a male dog by fighting. Spaying can reduce or eliminate this fighting.