Silly interesting facts 1. A duck's quack doesn't echo, and no one knows why. Emus and kangaroos cannot walk backwards, and are on the Australian coat of arms for that reason.
All porcupines float in water.
Cat's urine glows under a blacklight. The reason firehouses have circular stairways is from the days of Yore when the engines were pulled by horses. The horses were Stabled on the ground floor and has figured out how to walk up Straight staircases. Non-dairy creamer is flammable. They actually pass out from sheer terror.