Let’s stipulate up front that there is no great sport in hunting a black rhinoceros, especially not in Namibia’s open countryside. The first morning we went out tracking in the northern desert there, we nosed around in vehicles for several hours until our guides spotted a rhino a half mile off. Then we hiked quietly up into a high valley. There, a rhino mom with two huge horns stood calmly in front of us next to her calf, as if triceratops had come back to life, at a distance of 200 yards. We shot them, relentlessly, with our cameras. By Richard Conniff. Read more.