Lesser Mouse Deer

The Lesser Mouse Deer (Tragulus kanchil) is found widely across Southeast Asia in Indochina, Burma, Brunei, Cambodia, China (Southern Yunnan), Indonesia (Kalimantan, Sumatra and many other small islands), Laos, Malaysia (Peninsular Malaysia, Sarawak, and many other small islands), Singapore, Thailand, and Vietnam.
It is the smallest known hoofed mammal, its mature size being as little as 45 cm and 2 kg.