From simple questions like "Where do most dolphins live?" to more complex ones like "Are dolphions good parents?" this book delivers easy-to-understand information about dolphins.Is a dolphin a fish?No. A dolphin is actually a small whale. And all whales are mammals--just like you.In this insightful introduction to dolphins, kids will learn that the dolphin's ancestors probably lived on land, that these creatures have built-in air conditioning systems, and that they breath only once or twice a minute!The Bergers explain key science concepts relating to these animals, and even explore the reasons they are endangered, and what is being done to protect them from further harm.