Totem poles with beaver image in the foreground, Teslin Tlingit Heritage Center, Teslin, Yukon, Canada, North America

Beaver (Castor canadensis) eating an evergreen branch, Yellowstone National Park, Wyoming, United States of America, North America

Beaver (Castor canadensis) feeding in Soda Butte Creek, Yellowstone National Park, Wyoming, United States of America, North America

Beaver dam, Snake River at Schwabacher Landing, Grand Tetons National Park, Wyoming, United States of America, North America

The Cathedral Group of Mount Teewinot, Mount Owen and Grand Teton reflected in the Beaver Pond, Schwabacher's Landing, Grand Teton National Park, Wyoming, United States of America, North America

Captive beaver (Castor canadensis), Minnesota Wildlife Connection, Sandstone, Minnesota, United States of America, North America

Captive beaver (Castor canadensis) standing by a downed tree, Sandstone, Minnesota, United States of America, North America

An adult North American beaver (Castor canadensis) along the shore in Grand Teton National Park, Wyoming, United States of America, North America

An adult North American beaver (Castor canadensis) along the shore in Grand Teton National Park, Wyoming, United States of America, North America

An adult North American beaver (Castor canadensis) along the shore in Grand Teton National Park, Wyoming, United States of America, North America

Eurasian beaver (Castor fiber) dam on drainage channel in Narew marshes, Podlaskie, Poland. MORE INFO: Beaver activity benefits much other wetland wildlife by helping to maintain high water levels in Poland's ancient marshes and swamp forests.

Groundhog, Woodchuck, Whistle-pig, Land-beaver (Marmota monax), Yellowstone National Park, Wyoming, Idaho, Montana, America, United States

Groundhog, Woodchuck, Whistle-pig, Land-beaver (Marmota monax), Yellowstone National Park, Wyoming, Idaho, Montana, America, United States

Two north american beavers (Castor canadensis), old and young swimming in the beaver pond, food plants visible, Yukon Territory, Canada, North America

Taxiing, legendary de Havilland Canada DHC-2 Beaver, float plane, bush plane, Yukon River, Teslin River, Hootalinqua, Yukon Territory, Canada, North America

Taxiing, legendary de Havilland Canada DHC-2 Beaver, float plane, bush plane, Caribou Lakes, upper Liard River, Yukon Territory, Canada

Taxiing, legendary de Havilland Canada DHC-2 Beaver, float plane, bush plane, near historic Bennett, Lake Bennett, Chilkoot Pass, Chilkoot Trail, Yukon Territory, British Columbia, B. C., Canada

Grand Teton Range and beaver dam, Snake River, Grand Teton National Park, Wyoming, USA

Seaplane Beaver de Havilland lands on a lake off snow-covered mountain Denali, Alaska, USA, North America

North American Beaver (Castor canadensis) building a dam in Denali National Park, Alaska, USA

Steam rising from the beaver ponds into the cold air, early morning, Denali National Park, Alaska

Beaver pond, Denali National Park, Alaska

North American beaver (Castor canadensis) sitting on a fallen birch tree and eating the bark, Forillon National Park; Quebec, Canada

North American beaver (Castor canadensis) standing and gnawing the bark of a fallen birch tree on a lakeshore, Forillon National Park; Quebec, Canada

North American beaver (Castor canadensis) eating fresh aquatic vegetation on a lakeshore, Forillon National Park; Quebec, Canada

North American beaver (Castor canadensis) gnawing bark of a cut branch on a lakeshore, Forillon National Park; Quebec, Canada

North American beaver (Castor canadensis) swimming in a lake, La Mauricie National Park; Quebec, Canada

North American beaver (Castor canadensis) eating twigs on a thawed lake; Quebec, Canada

North American beaver (Castor canadensis) gnawing bark of a cut branch on a lakeshore, Forillon National Park; Quebec, Canada

North American beaver (Castor canadensis) standing on a frozen lake in the snow and watching ahead; Quebec, Canada

North American beaver (Castor canadensis) swimming on a lake, La Mauricie National Park; Quebec, Canada

North American Beaver (Castor canadensis) in water, Elk Island National Park, Alberta, Canada