In theory. National Parks must follow the laws of their states on carrying which determines whether you need a carry permit. Remember that most of us have handguns that are too small to take out a bear and studies show less injuries suffered when you use your bear spray compared to firing a gun.
Can you carry a firearm
According to the national park website you are allowed to. You have to follow local and state laws. Don't substitute bear spray with a firearm though.
In theory. National Parks must follow the laws of their states on carrying which determines whether you need a carry permit. Remember that most of us have handguns that are too small to take out a bear and studies show less injuries suffered when you use your bear spray compared to firing a gun.