Characteristic aggressiveness should be tempered by careful socialization and training without suppressing natural instincts to guard and protect. Behavior in the show ring should be controlled, willing and adaptable. Only the handler shall show mouth. Index of format 102 - 108 Gender type Well expressed. Dogs are more powerful and more massive than bitches.
Bitches are slightly smaller, lighter in build, more feminine.
Skin Thick and elastic. Coat on the muzzle, forehead, and the front of the legs is short and smooth. Coat on the top and back of head is longer and slightly off-standing. The long hairs feathering the tail on all sides make it look thick and fluffy. Short coats covered with thick hair, somewhat shorter than the long coat variety.