One of four books in our Smart Animals series. Marine Superstars introduces the world's brightest sea creatures – they can solve puzzles, communicate big time, and demonstrate the neatest ways of keeping out of trouble. Who uses a sleeping bag of transparent mucus to get a good night’s sleep? Who can unscrew a jar to get out from inside? Discover who they are and find out much more about the wild and wacky ways of marine animals.