musk deer

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Any of various small antlerless deer of the family Moschidae native to Asia, the male of which has long upper canines and a gland that secretes musk.

from The Century Dictionary.

• noun A. small ruminant, Moschus moschiferus, of the family Cervidæ and subfamily Moschinæ, the male of which yields the scent called musk.
• noun In an improper use, a tragulid, chevrotain, or kanchil, small ruminants of the family Tragulidæ.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun small heavy-limbed upland deer of central Asia; male secretes valued musk