CALGARY — While it's struggled recently to keep Alberta rat-free, provincial officials now say they're rooting out a strategy to cleanse wilderness areas of wild boars.

Ten years after they designated the feral pigs as pests and began offering a $50 bounty on their heads, the province is set to craft a more multi-pronged boar war strategy to eradicate the animals that tear up landscapes, harm other wildlife and damage crops, said Alberta Agriculture pest specialist Phil Merrill.

http://www.sunnewsnetwork.ca/sunnews/canada/archives/2013/03/20130324-092319.html