The common Chihuahua is an annoying-as-hell, yip-yap, midget-type animal that is often incorrerectly referred to a breed of dog when its really a type of giant rat, typically found in Paris Hilton's handbag and in North America as a housepet, and leave acidic dog logs on the floor. The most well-known species of chihuahua is the North American Common Chihuahua (Canus pequenus), but numerous closely-related species have been discovered and domesticated, including the Fire Chihuahua (Canus infernus), the Portugese Water Chihuahua (Portogueso aquaticus), the North Italian Cave Chihuahua (Canus reclusivus), and the Appalachian Scratcher Rat (Mountainosae scratcherus).