They look cool, they’re aggressive, and they’re straight-up prehistoric—but can you legally keep a snakehead fish as a pet in the U.S.? We dive into the facts, the laws, and the controversy behind one ...

Now that the northern snakehead fish has finally been confirmed in Louisiana, what should you do if you see it? The snakehead, an Asian import that appeared in the U.S. more than 20 years ago, is a ...