Landscapers / lawn workers - What is tearing up my lawn like this?

[rowrrbazzle]

So not Evil Nazi Groundhogs? Darn.

How to kill evil Nazi Groundhogs

I Live on a farm. I have horses. I have fields. I have groundhogs. They dig holes which endanger the horses (broken legs), and destroy portions of the fields so that tractors can not run over them without danger of ground collapse (which means I get less money for renting them.) Some of these “Ground Grizzlies” can get quite large and agressive. Both my wife and I have been chased, and our two dogs have both needed stitching up after an ill-advised tangle with these menaces of the dirt. They ha…