Assuming your survival kit has allowed you to endure the first few hours of being lost in the woods, your thoughts will naturally turn to food. So Thomas Coyne, president of the Survival Training School of California, show how to build a simple yet badass creation known as a deadfall trap. No, it will not kill a mountain lion, but it’ll help you bag smaller prey like squirrels, groundhogs and rabbits. Or, to use a technical term, critters.