SPOKANE, Washington - The Finch Arboretum is being overrun by ground squirrels, and Spokane Parks and Recreation is bringing in some special artillery. The agency is using a special machine - The Rodenator Pro pumps propane and oxygen into the tunnels of squirrels, then sends an electric spark that causes an explosion. The shock waves kill the squirrels and collapse their tunnels - but in a humane way, the agency said. More... Discount Magazine Subscriptions - Discount Cigarettes and Tobacco - Nutty News Today Marketplace - Jelly Belly