A person may not cross state lines with a duck atop his head.

5-4-7 Grazing on Public Property. No person shall knowingly cause or permit any domesticated animal that such person owns, possesses, or controls, including, without limitation, cows, goats, llamas, burros, mules, horses, pigs, or sheep, to graze, pasture, or run at large or to be driven or herded within any property belonging to the city or…