little rottweiler shows its character stubbornly unwilling to obey the request of the owner.

agility army barf barrier best breeder bull challenger champion character collar competition day docile dog endurance fci first food friend handler its jump leash little log military muzzle nursery obey obstacle owner participant paw pet pit playground police program projectile puppy request rottweiler service shows special staff strength stubbornly system team training treat tunnel unwilling wall