Beavers do far more than build dams: These 20-kilogram rodents create wetlands, raise groundwater and lock away carbon |
Beavers may weigh only around 20 kilograms, but their engineering skills can reshape entire landscapes. Using little more than their powerful teeth, branches, stones and mud, these rodents build dams that slow rivers, create wetlands and transform dry valleys into thriving ecosystems. While these structures are best known for forming ponds, scientists have discovered they…