Over the past few decades, an unexpected invader has quietly been spreading across the United States: the nutria. These large, orange-toothed rodents are causing ecological havoc, prompting urgent action from wildlife experts and local authorities. What Are Nutria? Native to South America, nutria—also known as coypu, swamp beaver, or coypu rat—were brought to the U.S. in … [Read more...] about Multiple states still dealing with 20-pound, orange-toothed invasive rodent: ‘This is a real issue, and we have to act quickly’