1. any of the erectile, tactile hairs found on the face of most mammals except humans. 2. any of the feathers near the mouth of many birds that may help in keeping insects caught as food from escaping (Morris 1992). Found on http://imnh.isu.edu/digitalatlas/bio/glsry.htm
(from the article `mammal`) ...from moisture, and they usually lend a characteristic colour pattern. The thicker underfur is primarily insulative and may differ in colour from ... Two regions of the nasal cavity have a different lining. The vestibule, at the entrance of the nose, is lined by skin that bears short thick hairs ... ...t... Found on http://www.britannica.com/eb/a-z/v/19
<zoology> Stiff hairs projecting from the face around the nose of most mammals, acting as touch receptors. ... (12 Dec 1998) ... Found on http://www.encyclo.co.uk/local/20973