You really feel this effect when sleeping alone in the wilderness. You can hear every mouse or rabbit for hundreds of feet in any direction, even while asleep.

You really feel this effect when sleeping alone in the wilderness. You can hear every mouse or rabbit for hundreds of feet in any direction, even while asleep. If you know there are other apex predators in the area, you'll feel some primal instincts come back to life. It's worth experiencing at least a few times in your life.