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Ancient beavers cut trees for food first, not to build dams

August 6, 2020 - General

By studying the wood-cutting behaviour of ancient beavers that once roamed the Canadian high Arctic, an international team of scientists has discovered that tree predation – feeding on trees and harvesting wood – evolved in these now-extinct rodents long before dam-building.

Ancient beavers, belonging to the fossil lineage Dipoides, lived four million years ago and were approximately two-thirds
 the size of living Canadian…

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Source: archeo

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