19th-Century Map Shows That Beaver Dams Can Last Over a Century
美国的海狸是一个强大的生物。一旦公司redibly numerous, they figured heavily in indigenous worldviews in the Americas. When Europeans arrived, they prized the beaver for its pelt, and it was hunted almost to extinction over the following centuries. However, these small mammals have been part of another enduring legacy through their effect on the changing American landscape.