facial hair vs vibrissa

Hair on the face of an animal. 

Hair on the face of a human, such as the eyebrows of a man or woman or the androgenic hair (beard or moustache) of a man. 

The thick hairs found inside the nostrils of humans and other mammals. 

Any similar feather near the mouth of some birds. 

Any of the tactile whiskers on the nose of an animal such as a cat.