Territory: Dogs are territorial animals and may bark or growl to defend their territory from other dogs.
Competition: Dogs may bark or growl at other dogs in competition for resources, such as food, water, or a mate.
Anxiety: Dogs who are anxious or nervous around other dogs may bark or growl as a way to express their discomfort.
Fear: Dogs who are afraid of other dogs may bark or growl as a way to deter the other dog from approaching.
Play: Sometimes, dogs may bark or growl at other dogs in a playful way, or bark and growl just because, especially large dogs at small dogs to get them to react.
You can help to fix your dog's barking and growling by:
Socialization: The best way to stop your dog from barking and growling at other dogs is to socialize them. This means exposing them to other dogs in a positive way, so that they can learn that other dogs are not a threat.
Training: You can also train your dog to stop barking and growling at other dogs. There are a number of different training methods that you can use, but the most effective method is usually positive reinforcement. This means rewarding your dog when they behave well, and ignoring them when they behave badly.
Exercise: Make sure your dog is getting enough exercise. A tired dog is a good dog. When dogs are bored they resort to destructive behavior or will just start acting up
Veterinary care: If your dog's barking and growling is excessive, it's important to take them to the vet to rule out any medical problems.
By following these tips, you can help to stop your dog from barking and growling at other dogs.