Invasive snakeheads have reared their “hideous” mugs in the news again recently, this time because they’ve been discovered in Louisiana and Missouri. My reaction to these stories is always, “here we ...

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 ...