If your Golden Retriever becomes increasingly aggressive and bites when punished, it's often due to a lack of proper obedience training. Additionally, if a dog is consistently physically punished by its owner, it may develop aggressive behaviors out of fear. It's crucial to focus on strengthening obedience training rather than resorting to physical discipline.

Reasons Why Golden Retrievers Become More Aggressive When Punished
A primary reason for increased aggression in Golden Retrievers when punished stems from a lack of understanding of the owner-dog hierarchy. When the dog doesn't recognize your authority, it may become defiant, leading to intensified aggression after being punished. This makes consistent obedience training especially important.
Furthermore, if your Golden Retriever does not understand what it did wrong, punishment will likely escalate its aggressive behavior. When the dog reacts aggressively after being disciplined, it's useful to place them in a crate and restrict food for a short period until they calm down before allowing them out again.
Consistent physical punishment over time can cause a dog to develop extreme fear of its owner, or the objects used in punishment. This can trigger an aggressive reaction, especially when you pick up the objects used for discipline, causing the dog to become overly agitated.
How to Identify Aggression in Puppies
First, observe if the puppy displays resource guarding behavior, such as guarding food. Puppies who exhibit this type of territorial behavior tend to have a stronger temperament and may develop a more aggressive disposition as they grow older. Secondly, gently touch the puppy's tail. If the puppy immediately wrinkles its nose, makes a low growling sound, puffs out its fur, or shows any signs of aggression, it indicates a likelihood that the puppy has a more aggressive temperament. Always be cautious when touching a puppy's tail and ensure it is done safely to avoid getting bitten or scratched. Finally, you should assess a puppy's level of boldness and fear. If a puppy shows high levels of caution or barks excessively at strangers, this is also an indicator that they may have a stronger, less predictable temperament.