Whiskers are a set of specialized, stiff vibrissae—modified hairs found on the muzzle of various mammals—that function as highly sensitive mechanoreceptors. These structures are crucial sensory organs, providing critical information about the immediate environment through touch and vibration detection. They detect minute air currents, subtle changes in air pressure, and vibrations in solid objects, contributing significantly to spatial awareness and navigation. The sensitivity of these whiskers allows the animal to precisely map its surroundings, assisting with tasks such as navigating in low-light conditions or judging the dimensions and movement of objects.