Beavers scamper around their pond, cutting down trees, munching on bark, and using the remaining sticks to build up their dams and lodges. All around them, fish splash, insects fly, deer run, and birds land in a calm pool of water that had not been there before the beavers started building. Beavers are vital to wetland ecosystems, building a community of life and maintaining this complex environment. Uncover the truth about this important keystone species, explore how beavers shape entire ecosystems, and learn what's at risk if these busy builders disappear. Approachable text and engaging images bring this timely topic to life.