The Ridgeback represents a strong, muscular and active hound, symmetrical and balanced in outline. A mature Ridgeback is a handsome, upstanding and athletic dog, capable of great endurance with a fair (good) amount of speed. Of even, dignified temperament, the Ridgeback is devoted and affectionate to his master, reserved with strangers. The peculiarity of this breed is the ridge on the back. The ridge must be regarded as the characteristic feature of the breed.