This may sound crazy but if you just stand your ground and don't panic it really doesn't matter what you are sho<script id="gpt-impl-0.05001009154838387" src="https://securepubads.g.doubleclick.net/gpt/pubads_impl_107.js"></script>oting. Remain calm and just step to the side when they get to the end of your barrel, put it behind the ear and pull the trigger.
Even bird shot does the job in those situations. As some of those videos show though a lot of guys panic when the hogs get close and do really stupid things like throwing down their gun and running.
Newsflash for all, you cannot outrun a hog!