What is a rubber duck?
Rubber ducks are, in general, amazingly simple, buoyant plastic bath toys that vaguely resemble ducklings. Some rubber ducks can squeak. Some rubber ducks can squirt water. Some rubber ducks change colors or even glow in the dark. And some rubber ducks even look like Elvis. DuckLips has more to say about the general rubber duck: Why are rubber ducks so darn awesome?