Impala

Impala are the animal that teaches people humility. They are not large, they are not rare, and they are not expensive relative to the rest of this list, and hunters who book one as an afterthought routinely find it is the hardest animal of the trip. A ram carries lyre-shaped horns that curve out, back and up in a double bend, running past twenty inches on a good one, over a sleek two-tone chestnut coat with the black vertical stripes on the rump that make the species unmistakable.

The difficulty is entirely behavioral. Impala are nervous in a way that does not switch off — they live in herds with dozens of eyes, they feed in short bursts with the head coming up constantly, and they flush at a distance and in a direction you cannot predict, often straight up. An alarmed impala herd scattering is genuinely startling the first time you cause it. They rarely stand and give you a long look, so the stalk is the hunt and the shot is a short window at the end of it.

Hunt them the way you would hunt a pressured whitetail: get in position before light, let the country settle, and let them come to you. Trying to close the last two hundred yards on a feeding herd in daylight usually ends with you watching them leave. They are thin-skinned and not hard to kill once you have the shot, so a standard deer rifle is plenty. Ram identification is straightforward — only rams carry horns — which makes this one of the few animals here where what you see is what you are judging.