Wild Pig Apocalypse — Duncan McGeary

Barry had created a little piece of paradise in his southern Arizona backyard -- until the javelinas came.

His battle to rid his property of the wild pigs soon escalated into war. Too late, he realized these weren't ordinary animals. They were something new, something meaner and smarter. These pigs weren't just at war with him; they were at war with the human race.

AND THE HUMANS WERE LOSING.