snapple real facts are all of these facts actually confirmed to be true i know i've gotten one multiple times stating a duck's quack does not echo and i've also seen one stating a goldfish's attention span is three seconds these are not actually true at least if you believe mythbusters i'm not sure if there's actually that much concern over the veracity of the stuff they print on snapple caps so it may not be pertinent to the article but i thought i'd throw this idea out here to see what people think