Commonly known as the German breed, it is a dog breed with a long history. Known for their intelligence, loyalty, and powerful protective abilities. Strong physique, well-developed muscles, usually between 70-90 centimeters in height and 43-59 kilograms in weight. The color is mainly black with yellow brown or reddish brown markings. The head is of medium length, the ears are of medium size, the eyes are almond shaped, and the nose is well-developed and black. Very loyal to its owner, with a strong sense of territory and aggression, it is often used as a guard dog. Although they sometimes exhibit some weaknesses, such as slow establishment of conditioned reflexes, with proper training, they can become excellent working dogs and household pets.