It is a medium to large dog breed originating in Germany, known for its versatility, intelligence, and loyalty. Originally cultivated for shepherding, but later widely used in police, military, and search and rescue operations due to its outstanding work ability and obedience. Has short and dense double layered fur, with a pure black color and no other colors. Ears stand upright, tail is long and powerful, and gait is steady. They have a symmetrical body shape and well-developed muscles, demonstrating their strength and endurance. Intelligent and confident personality, with excellent learning ability and strong work drive. Very loyal to family members, but cautious towards strangers. Need appropriate training and socialization

Also known as the Alsace Wolf Dog, it is a medium-sized to large-sized dog breed originating in Germany, renowned for its versatility, intelligence, and loyalty. Widely used in police work, military services, search and rescue, guide services, and household pets. Having a strong physique, a long and sturdy back, and muscular limbs. The coat is usually double layered, with a rough outer layer and a soft inner layer. Intelligent and brave personality, with strong work drive and loyalty. Very loyal to family members, but may show vigilance towards strangers. Requires sufficient exercise and mental stimulation, suitable for active families. Patience and consistency training are required from a young age.

Also known as the German wolf dog, it is a breed of shepherd dog originating from Germany. Renowned for its outstanding alertness, loyalty, and work ability. Medium size, with a standard body height of 62.5 centimeters for male dogs and 57.5 centimeters for female dogs, weighing between 34 and 43 kilograms. The body has a sturdy structure, well-developed muscles, hard bones, and excellent endurance and agility. The German Shepherd's coat is made of double layered fur, with the outer coat being rainproof and the bottom coat being warm. Originally used for shepherding, it gradually developed into various uses such as military dogs, police dogs, guide dogs, and rescue dogs. Widely loved and used for its qualities of bravery, intelligence, and loyalty.