The Truong Son muntjac or Annamite muntjac (''Muntiacus truongsonensis'') is a species of

muntjac Muntjacs ( ), also known as the barking deer or rib-faced deer, (URL is Google Books) are small deer of the genus ''Muntiacus'' native to South Asia and Southeast Asia. Muntjacs are thought to have begun appearing 15–35 million years a ...

deer Deer or true deer are hoofed ruminant mammals forming the family Cervidae. The two main groups of deer are the Cervinae, including the muntjac, the elk (wapiti), the red deer, and the fallow deer; and the Capreolinae, including the re ...

. It is one of the smallest muntjac species, at about , half the size of the Indian muntjac (or common muntjac). It was discovered in the Truong Son mountain range in

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making ...

in 1997. It was identified by examination of skulls and descriptions provided by villagers, who call it ''samsoi cacoong'', or "the deer that lives in the deep, thick forest." It lives at altitudes of 400–1000 metres, where its small size allows it to move through dense undergrowth.

References

Truong Son Muntjac
WWF Indochina.

* * {{Taxonbar, from=Q1818825 Muntjac Mammals of Vietnam Mammals described in 1997