TEXASLAWMAN
Lone Star Boars Owner
LSB TURKEY BUZZARD PRESERVATION SOCIETY
SUS VENATOR CLUB
LoneStarBoars Supporter
I've seen these guys on a few other forums they use a remote control plane with a thermal camera to locate the hogs.
http://www.wfaa.com/featured-content/feral-hogs-texas-drone-battle-230931141.html
http://www.wfaa.com/featured-content/feral-hogs-texas-drone-battle-230931141.html