Big Game Hunting photo

Invasive species experts say feral pigs are no longer just a southern problem.

They’ve been found in nearly every state and cause about $300 per pig in agricultural damage annually. And it’s not just in the United States — we recently also reported on the accidents that pigs are causing on European roadways.

“The pig bomb went off after 1990,” one expert said, adding that most states haven’t yet figured out how to deal with the invasive species, although at least one (Michigan) allows hunters to shoot them in the wild all year.

“The conundrum is that you’ve got one of the world’s hundred worst invasive animals, and at the same time you’ve got a highly desirable game species,” Dr. Mayer said. “It’s a real Jekyll and Hyde type situation with wild pigs.”

Read more from The New York Times.