When Do Fish Sleep? -- the unchallenged source of answers to civilization's most baffling questions. Part of the Imponderables® series, When Do Fish Sleep? arms readers with the knowledge about everyday life that encyclopedias, dictionaries, and almanacs just don't have. And think about it, where else are you going to get to the bottom of why Mickey Mouse has only four fingers?

David Feldman is the author of ten previous volumes of Imponderables®. He has a master's degree in popular culture from Bowling Green State University in Ohio and consults and lectures on the media. He lives in New York City.