You can purchase a hunting license online for a variety of wildlife, including small game, birds, black bear, mountain lion, fall turkey, or fishing license. The Wyoming Game and Fish Department also allows you to purchase "sets" of licenses that bundle game options. Some wildlife, such as bighorn sheep, wild bison, and elk, are available only through limited quota licenses. For more details, you can visit the Wyoming Game and Fish website for more information on hunting licenses and to purchase your licenses.
Check out these Devils Tower, WY Hunting resources: