Crocodiles and alligators may seem ferocious and scary, but renowned science author Seymour Simon confirms that they're also endlessly fascinating. Around since the time of dinosaurs, crocodiles and alligators eat without chewing, have three eyelids, and provide good living conditions for other animals. Simon explores the wonders of these stealthy giants in an exciting up-close and personal way. With clear, simple text and stunning full-color photographs, readers will learn all about these unique animals in this informative picture book. Perfect for young scientists’ school reports, this book supports the Common Core State Standards.