The following acts or activities, when performed or undertaken in conjunction with or as a part of, any parade, picket line, or group demonstration, are hereby prohibited and declared unlawful;
(1) the carrying on or about the person any firearm, or any weapon or article, including but not limited to blackjacks, nightsticks, or flashlights, which by their use might constitute a deadly weapon; and
(2) the taking or keeping of any dog or other vicious animal, whether leashed or unleashed.