18 U.S.C. § 47 — Use of aircraft or motor vehicles to hunt certain wild horses or burros; pollution of watering holes

(a) This subsection bans using an aircraft or a motor vehicle to hunt any wild, unbranded horse, mare, colt, or burro that is running loose on public land or public ranges. "Hunt" here means using the aircraft or vehicle for the purpose of capturing or killing the animal. Anyone who does this can be fined under this title, imprisoned for up to six months, or both. (b) This subsection bans polluting, or causing the pollution of, any watering hole on public land or ranges. This applies when the pollution is done for the purpose of trapping, killing, wounding, or maiming any of the animals described in subsection (a). The same penalty applies: a fine, up to six months in prison, or both. (c) This subsection defines two terms used in subsection (a). "Aircraft" means any device used to fly through the air. "Motor vehicle" includes an automobile, automobile truck, automobile wagon, motorcycle, or any other self-propelled vehicle built to run on land.