It shall be unlawful to fight-train, keep, harbor, transport through the limits of the City and County of San Francisco, own, or in any way possess a dog for the purpose of dog-fight exhibitions. Scars and wounds are rebuttable evidence of participation in dog-fight exhibitions or training. "Fight training" is defined to include but not be limited to:
(a) The use or possession of treadmills unless under the direction of a veterinarian;
(b) Actions designed to torment, badger or bait any dog for purpose of encouraging said dog for fight exhibitions;
(c) The use of weights on the dog unless under the direction of a veterinarian;
(d) The use of other animals for blood sport training;
(e) Any other activity the primary purpose of which is the training of dogs for aggressive or vicious behavior or dog-fight exhibitions.
(Added by Ord. 408-87, App. 10/9/87)