Often used as working dogs, German Shepherds are courageous, keen, alert and fearless. Cheerful, obedient and eager to learn. Tranquil, confident, serious and clever. GSDs are extremely faithful, and brave. They will not think twice about giving their lives for their human pack. They have a high learning ability. German Shepherds love to be close to their families, but can be wary of strangers. This breed needs his people and should not be left isolated for long periods of time. They only bark when they feel it is necessary. Often used as police dogs, the German Shepherd has a very strong protective instinct, and are extremely loyal to their handler. Socialized this breed well starting at puppyhood. Aggression and attacks on people are due to poor handling and training. Problems arise when an owner allows the dog to believe he is pack leader over humans and or does not give the dog the mental and physical daily exercise they need to be stable. This breed needs owners who are naturally authoritative over the dog in a calm, but firm, confident and consistent way. A stable, well-adjusted, and trained dog is for the most part generally good with other pets and excellent with children in the family. They must be firmly trained in obedience from an early age. German Shepherds who have passive owners and or who's instincts are not being met can become timid, skittish and may be prone to fear biting and develop a guarding issue. They should be trained and socialized from an early age. German Shepherds will not listen if they sense that they are stronger minded than their owner, however they will also not respond well to harsh discipline. Owners need to have an air of natural authority to their demeanor. Do not treat this dog as if he were human. Learn canine instincts and treat the dog accordingly. German Shepherds are one of the smartest and most trainable breeds. With this highly skilled working dog comes a drive to have a job and a task in life and a consistent pack leader to show them guidance. They need somewhere to channel their mental and physical energy. This is not a breed who will be happy simply laying around your living room or locked out in the back yard. The breed is so intelligent and learns so readily that it has been used as a sheepdog, guard dog, in police work, as a guide for the blind, in search and rescue service, and in the military. The German Shepherd also excels in many other dog activities including schutzhund, tracking, obedience, agility, flyball, and ring sport. His fine nose can sniff out drugs and intruders, and can alert handlers to the presence of underground mines in time to avoid detonation, or gas leaks in a pipes buried 15 feet underground. The German Shepherd is also a popular show and family companion.