The Romans were slow to appreciate the utility of cats as mousers. In fact, the Roman world regarded the cat as a symbol of liberty before they perceived its practical value as a mouser. The cat appears to be the only domestic animal not mentioned in the Bible. Even their whiskers are kinky. Charles Dicken's cat, Williamina, started out life named William.
Many cats are only partially white.
This is the result of a white-spotting gene that makes the cat's true color. It usually appears in irregular patches, but generally favoring the lower regions of the body. A cat with a white patch on his chest is said to have a locket . A cat with several small, white belly patches is said to have buttons . A cat with roughly half his body surface white is said to be bicolor .