Psychological maturity is very slow, which is one of the shortcomings of the Berbern Mountain Dog. We all know that the growth period of dogs usually lasts about 2 years. For most Bernese Mountain Dogs, they cannot really start to mature until they are over 2 years old. They are considered a late bloomer.

Because psychological maturity is relatively slow, this leads to the second shortcoming of the Bernese Mountain Dog, which is that the Bernese Mountain Dog needs continuous and gentle training. This is the only training method and method that combines their psychological growth characteristics. Only then can the dog be better accepted by the Bernese Mountain Dog, and only then can the training effect be better achieved. But to be honest, whether it is for dogs or people, growth is a matter of time and patience.

2. Competitive aggression towards children

For a Bernese Mountain Dog that is usually very docile and not aggressive towards people, if it suddenly becomes very unfriendly to the owner's children at a certain period, and even barks and bites them, causing the children to be frightened and injured, The reason is mainly due to the jealousy of the Bernese Mountain Dog.

3. Territorial aggression

The Bernese Mountain Dog has very good housekeeping skills. The owner’s home environment is often regarded by the Bernese Mountain Dog as its own territory. It is normal for the Bernese Mountain Dog to act aggressively towards strangers who enter this territory. , but if this awareness is so strong that the owner's relatives or friends cannot approach the owner's courtyard or residence, it should be corrected.

IV. Destructive behavior

For young Bernese Mountain Dogs, digging, biting or scratching objects is a normal behavior, which will gradually disappear with age, but for adult Bernese Mountain Dogs, it is an abnormal behavior. of. There are many reasons for this behavior, which are mainly related to the emotional state of the Bernese Mountain Dog. For example, loneliness when left alone, worry, and loud noise in the surrounding environment, etc., can all cause this transient abnormal behavior. Some Bernese Mountain Dogs may have a vicious habit and may exhibit destructive behavior regardless of time and occasion. The ways of expression may also be diverse. For example, some Bernese Mountain Dogs may only behave this way toward a certain object or in a certain place, while some Bernese Mountain Dogs may not have any fixed goals.