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Home  >  Cool Critters  >  Alaska Ecology Cards  >  Medium Mammals
Traits: Medium-sized mammal with long incisors; webbed feet; and a long, flat tail

Habitat: Slow-moving streams or lakes near willow, aspen, or other deciduous trees and shrubs

Foods: The cambium (inner bark) of willow, aspen, balsam poplar, and cottonwood trees; also shrubs; aquatic plants

Eaten by: Wolves, lynx, wolverines, bears, humans

Do You Know? Beavers change their environment to suit their needs by constructing large dams and by building lodges. Humans are the only animals that make more extensive changes in their environment.

Special thanks to the ADF&G Division of Wildlife Conservation.

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