When mainstream America caught its first glimpse of the ugly world of hog-dog fighting, the depravity was obvious. Few among us could view without revulsion the footage of an Alabama television station showing trained attack dogs tearing into screaming, trapped pigs before an arena of cheering...

If you're like most parents planning a weekend outing for your family, you might take your children camping, to an amusement park, or a baseball game. Not so for many parents in rural Louisiana. Or Alabama, Mississippi, Texas, Florida, and a handful of other states where feral pigs roam. A weekend...