What is Eyebrow?
[[File:Black eyebrow.jpg|thumb|right|An eyebrow]] An '''eyebrow''' is the stripe of [[hair]] about 2&nbsp;cm over the [[eye]]. Eyebrows protect the eyes, if [[water]] runs over the face or if there is too much [[sun]]light. The eyebrow's ability to move is also important in facial expression. {{biology-stub}} [[Category:Facial hair]]