Why does my dog growl randomly?

Why does my dog growl randomly?

The most common reasons dogs growl are fear, possession aggression, territoriality, and pain. Some dogs also growl when playing. Play growling is often seen when two dogs are having a safe, healthy play session.

Why does my dog randomly growl and bark?

Dogs often growl when they are fearful or trying to assert themselves in a situation. If the dog’s fear or assertiveness is alleviated by growling or barking, the dog will learn that his behavior is acceptable and the behavior may become more frequent or severe.