vicuña

also vi·cu·na (vī-ko͞oˈnə, -kyo͞oˈ-, vĭ-, vĭ-ko͞onˈyə)

1. A llamalike ruminant mammal (Vicugna vicugna) of the central Andes, having fine silky fleece.
2. a. The fleece of this mammal.
   b. Fabric made from the fleece of this mammal.