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…
[[ This is a content summary only. Visit my website for full links, other content, and more! ]]