One of the fine hairs along an insect's wing.
An eyelash.
A short microscopic hairlike organelle projecting from a eukaryotic cell (such as a unicellular organism or one cell of a multicelled organism) which serve either for propulsion by causing currents in the surrounding fluid or as sensors.
Hairs or similar protrusions along the margin of an organ.
Any similar feather near the mouth of some birds.
The thick hairs found inside the nostrils of humans and other mammals.
Any of the tactile whiskers on the nose of an animal such as a cat.