African wildlife reserves sell themselves as sanctuaries where animals roam free, safe from human interference. In fact, they're managed like giant ranches - with lions as supervisors.African wildlife reserves sell themselves as sanctuaries where animals roam free, safe from human interference. In fact, they're managed like giant ranches - with lions as supervisors.African wildlife reserves sell themselves as sanctuaries where animals roam free, safe from human interference. In fact, they're managed like giant ranches - with lions as supervisors.