Beavers and their dams play an important role in nature. Because of the dramatic effects their dams have on surrounding ecosystems, these mammals are considered a keystone species. By constructing dams they create wetlands -- lush environments which attract fish, ducks, frogs and other creatures. However, beavers can become a big headache for farmers and landowners -- a problem we'll examine later in this article.
Badger is a rather short, thickset, fur-bearing mammal. Badgers have extremely powerful forelegs with long claws, which they use to dig their burrows.
The name fainting goat may seem a bit weird, but it's not some kind of animal joke. Take this quiz to learn more about the goats that faint.