You can try:
1. rolled newspaper
2. lay a plywood on the ground in te early am lift the plywood and smash 'em
3. 20 inch section of old hose layed on the ground, they'll crawl in ..then you shake 'em out into a pail of
water that has oil in it...
4. empty tuna can or catfood can ( unwashed ) with water in it, and some veggie oil,,,wigs are attracted to the smell, crawl incan't get out ( cuz of oil )
5. empty soda can with holes poked in the side ( with a nail )...pour bait into the can, lay the can on the ground near the area they are in...wigs crawl in, eat bait...die...animals can't get to bait ( I did this once, and still hid the can from my dogs...