Richard Du Toit / American beaver shaking off water (Castor canadensis) Grand Teton NP, USA

Larry Michael / American beaver {Castor candensis} tree damage, USA.

Thomas Lazar / Beaver {Castor canadensis} next to felled tree, Kettle River, Minnesota, USA captive

Thomas Lazar / American beaver lodge in lake {Castor canadensis} Michigan, USA

Jim Brandenburg / American Beaver (Castor canadensis) with a stick underwater, Minnesota

Konrad Wothe / American Beaver (Castor canadensis) swimming underwater, North America

Sumio Harada / American Beaver (Castor canadensis) portrait, Rocky Mountains, North America

Yva Momatiuk & John Eastcott / American Beaver (Castor canadensis) young animal munching on alder branches in glacial kettle pond, Denali National Park and Preserve, Alaska

Konrad Wothe / American Beaver (Castor canadensis) swimming towards camera with lodge in background, North America

Konrad Wothe / American Beaver (Castor canadensis) swimming underwater, North America

Matthias Breiter / American Beaver (Castor canadensis) swimming with branch, Denali National Park and Preserve, Alaska

Gerry Ellis / American Beaver (Castor canadensis) dam, Silver Horn Creek, Lake Silver Horn, Wood River, Wood-Tikchik State Park, Alaska