A friend of mine is having a spot of bother with a fox or could possibly be more? They are demolishing his chickens even tho he has tried different things to make it more secure,he wants me to locate the fox and he will shoot it we have set bait ect and no joy of him showing next step is to find its hole,what kind of ground do they like ect so we could maybe find it and eliminate the problem,any help on finding it guys? Thanks