No owner of any dog shall permit such dog to run at large within the City. Any dog found running at large within the City shall be secured and confined and shall be held for a period of five days, during which time the owner of such dog may claim the same upon the payment of the fee provided in Section 507.05 for each day that the dog is held in confinement, and after such period of five days has expired, if such dog has not been claimed and the fee above provided paid, then such dog shall be disposed of as provided in Section 507.06. (10-27-1975)