It's a big question?do fish only live underwater? Fish are amazing, as are the ichthyologists who study them! While most of us think of fish as underwater creatures, some have adapted to thrive out of water too! Check out . . . The types of fish that have adapted to live on the land How some fish survive in extreme environments, from deserts to frozen lakes The ways that fish keep our oceans healthy . . . and so much more Beautifully bound with stunning illustrations, The Big Questions Answered is a narrative nonfiction series and complete young science resource in one, with QR codes to download free teacher and parent resources and kids' packs. Start a lifelong interest in science?it can change the world!