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But there may be a deeper standard than that. If the hunting impulse is as old as humanity, so is the sense of what it truly means to chase and bag an animal. Nature may have intended humans to hunt, but whether it meant to toss ranches, pens and feeding stations into the mix is a question hunters must ask themselves.
--With reporting by Melissa August/Washington, Mike Billips/Austin and Broward Liston/Lake City