[1] [11], A German Shepherd Temperament Is Gentle, Obey Orders, Sensibility, High Vigilance, Is Widely Used In Military, Such As Narcotics, Escort, Reconnaissance Etc.. At First, The German Shepherd Was Used As A Tracking Dog. The Police Have Only A Variety Of Views On Different Uses Of Dogs, Such As The Tracking Dog, In Addition To The Basic Skills Of The Dog, It Should Also Have A Good Exploration Instinct. Soon, People In The Grvnheide And Other Training Centers Found That The German Shepherd Had A Special Advantage For Working With The Nose. So The German Shepherd Was Given Priority In The Police And The Army. Grvnheide Was Very Popular In The Police Training Center Until The Outbreak Of The First World War. Police From All Walks Of Life Went To Grvnheide To Train And Bring Back The Trained Excellent German Shepherd Dogs. In This Way, The German Shepherd Has Laid The Foundation For The World As A `police Dog`. The German Shepherd Dog Is One Of The Best Working Dogs Recognized By The World. Photo