The Tharu people are an ethnic group indigenous to the southern foothills of the Himalayas; most of the Tharu people live in the Nepal Terai. The word tharu is thought to be derived from sthavir meaning follower of Theravada Buddhism. Chitwan National Park is the Homeland of the Tharu people who are the original tribe of this region. They have their own language, culture and traditional beliefs. Many Tharu think they should do everything in the western way and, by doing so, they abandon their own culture. The Bhutia "inhabitants of Sikkim"; in Bhutan: Dukpa) are a community of people of Tibetan ancestry, who speak Lhopo or Sikkimese, a Tibetan dialect fairly mutually intelligible with standard Tibetan. In 2001, the Bhutia numbered around 70,300. Bhutia here refers to Sikkimese of Tibetan ancestry; in contrast, the Bhotiya are a larger family of related Tibetan peoples in northeastern Nepal of which the Bhutia are one member group. The Munda people are an Austroasiatic- speaking ethnic group of India. They speak the Mundari language, which belongs to the Munda subgroup of Austroasiatic languages. The Munda are found in the northern areas of east India concentrated in the states of Jharkhand, Odisha and West Bengal. In eastern and northeastern India, Kol is a generic umbrella term which includes certain closely related tribal groups such as the Santal as well as the Khasi, Jaintia in Bihar, Jharkhand, Chhattisgarh, Madhya Pradesh, Assam, Meghalaya, Tripura, North Bengal, Bangladesh, and Nepal.