Wilderness survival refers to the skills and techniques needed to stay alive in natural environments when lost or stranded. Key elements include finding food, water, and shelter, as well as navigation and first aid. Understanding the local ecosystem and weather patterns can significantly enhance survival chances. Essential tools for wilderness survival often include a knife, fire starter, and first aid kit. Knowledge of edible plants and safe drinking water sources is crucial. Additionally, learning how to build a shelter and signal for help can be lifesaving in emergency situations.