Domestic pigs bred with wild boar after the nuclear disaster offer lessons in wildlife genetics and invasive species management.

Wild hogs are tearing up fields across 15 states, causing rising agricultural and habitat damage that farmers can’t ignore.

Feral pigs have earned a reputation as one of the nation’s most destructive invasive species. The pigs, which can weigh hundreds of pounds, trample fields and eat crops, doing billions of dollars in ...