beaver

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beaver Large rodent with brown to black fur, webbed hind feet, and a broad tail; it lives in streams and lakes of Europe, North America and Asia. Beavers build ‘lodges’ of trees and branches above water level and dam streams and rivers with stones, sticks and mud. Length: to 1.2m (4ft); weight: up to 32kg (70lb). Family Castoridae; species Castor fiber.

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