Let me see if I understand some of this reasoning: I am unarmed, hiking in the mountains and am attacked by a Grizzly Bear, or even a Black Bear. Does not seem much like a fair fight to me - I lose with no hope of defending myself. Maybe the people who believe this is a “fair fight” could explain it to me?
The author needs to study the origins of the right to keep and bear arms.
While self defence is part of the God given right, the reason it was added to the Constitution is to protect the citizens of the US from tyranny. If uor government ceases to serve the citizens, the citizens have the right to change the government, by force if needed.
Here’s the law. (not necessarily the NPS opinion)
http://frwebgate.access.gpo.gov/cgi-bin/get-cfr.cgi?TITLE=36&PART=2&SECTION=2&YEAR=1998&TYPE=TEXT