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...
North American beavers, which weigh between 25 to 75 pounds as adults, are the largest rodents living in Canada. That’s today. Go back 10,000 years to the last Ice Age and giant beavers – roughly three times larger than the modern North American beaver – walked the...
