Whisker-like sensory organs, located around the mouth of certain fish, including catfish, carp, goatfish, sturgeon, and some types of shark.
A barb or pap under the tongues of horses and cattle.
A freshwater fish of the genus Barbus or other closely related genera.
A band of colour below a bird's mouth, resembling the chinstrap of a helmet.
A form of beard that follows the jawline but does not cover the rest of the chin.
A strip of leather or material used to fasten a hat or helmet under the chin.