Cat Whiskers, also called vibrissae, aren't just hair; but are a vital part of your cat's navigation system and function somewhat like human fingertips. (fourleggedguru.com)
Whiskers are known as vibrissae hairs — long, stiff hairs growing around the mouth of many mammals — which are to our furkids what a compass is to mankind. (petsmagazine.com.sg)
Whiskers or sinus hairs or vibrissae act as slow - adapting mechanoreceptors, sending signals to the brain about skin pressure and directional skin movement. (petsmagazine.com.sg)