No person shall cause, permit or allow any animal owned or possessed by him, or any animal in his care, custody, or control to be present in a park except:
A. Horses (equine animals) being led or ridden under reasonable control upon any bridle paths or trails provided for such purposes;
B. Horses (equine animals) which are hitched or fastened at a place expressly designated for such purpose;
C. Dogs or cats when led by a leash, cord or chain not more than six feet long, or when confined within the interior of a vehicle;
D. Dogs which have been specially trained and are being used by blind or disabled persons to aid and guide them in their movements;
E. Small pets which are kept on the person of the possessor at all times;
F. In connection with and within the written scope of activities authorized in writing by the director. (Ord. 127 § 3.4, 1994)