In shortThe German shepherd observes before acting. That time spent looking is not fear, it is his job. What should alert you is a dog who no longer releases after observing.
A herding dog turned all-purpose working dog, the German shepherd has a mind that needs a task and a strong attachment to his family. He guards by nature: the door, the car, sometimes you. Without a mission he invents one, and that is where fence barking and anxious surveillance are born. He is also very sensitive to inconsistency: a rule that changes unsettles him more than a hard rule.
A tiny job. Carry an object, wait at the threshold, search for a hidden treat. Three minutes a day are enough to give him a mission.
Calm after effort. Running is not enough and can even wind him up. A place to switch off afterwards, and a clear end signal.
Rules that do not move. Same door, same cue, same answer. His stability comes from yours.
As a puppy he has a marked fear period around 4 to 5 months and again in adolescence: expose gently, never force. As an adult he reaches full confidence around 3 years. As a senior, the hips and especially the hindquarters stiffen: a shepherd who hesitates to get in the car or slips on tiles is talking about his back, not his will.
Reduce the view (window film, solid gate), give him an allowed observation post and daily work. Then teach a “thanks, I’ve got it”: he signals, you check, he settles. Punishing the alert increases guarding anxiety.
Reserve is in the breed standard. Fear is something else: backing away, low tail, active avoidance. A reserved shepherd observes then accepts; a fearful one never approaches. Force neither.
Often it is affectionate surveillance: he wants to know where his group is. It becomes a problem if he cannot stay alone without distress. Work on short absences and a resting place that is not at your feet.
Mimo reads behavior. It does not replace a vet.
Ten seconds is enough. On iPhone. Android is in closed testing.