. >> reporter: 27-year-old ryan ashcraft is heading up in his chopper. dark. 200 feet in the air, maneuvering skillfully between phone lines and farmland. this is a helicopter hog hunt. and the goal today? kill as many pigs as possible. this evening's run isn't meant to be for fun. it's persona. and the problem these pigs pose is more urgent than ever. >> when you're going in a helicopter three to four times a week and killing an average of 20 to 30 pigs every time you go, and the crop still gets completely destroyed? like, that's a problem. >> reporter: over the past five years, ashcraft has been on the front lines of one of the biggest battles on america's farmlands, feral hogs. >> this is a serious deal. down here in matagorda county i would say this is probably the worst hog damage, as far as crops go, in a big region of texas coast.irst glance, they may look like piglets. >> my little sister looks like that little pig, so that's a cutie. >> if she wanted to pet him, he would definitely do damage to her hand, that's for sure. >> reporter: their aggre