Beavers aren't just cute creatures that like to chew on trees and swim. They're also important ecosystem engineers! Readers of this engaging book learn just how vital these rodents are to the environment, from creating habitats for other animals to helping to control flooding. A high-interest topic encourages readers of many levels to learn about beavers. Accessible text reinforces key elementary science lessons while eye-catching photographs hold the attention of even reluctant readers. Young animal enthusiasts are sure to love this informative volume.