NRS 200.240: Owner of animal that kills human being guilty of manslaughter under certain circumstances; penalty.

If the owner or custodian of any vicious or dangerous animal, knowing its propensities, willfully or negligently allows it to go at large, and the animal while at large kills a human being who is not in fault, the owner or custodian commits manslaughter and shall be punished for a category D felony as provided in NRS 193.130.