scheduled tribe, is the dominant community in the landscape. There are several theories on colonization of this community in the Himalayan terai. Their prime occupation is agriculture and staple food is rice. They are non-vegetarian and like chicken, pork, snails and fish and gents relish liquor locally prepared from jaggary. The primary language is Bhojpuri . Rama Navami is their main festival. They also maintain socio-cultural relationship with the Tharus of Nepal. Their population is around 2.5 lakh. The scheduled tribes other than Tharu in the Valmiki landscape are collectively called Dhangar – which means retained labourer in Oraon dialect. Dhangar comprises four tribes: Oraon, Munda, Lohra and Bhuiya. The Dhangars were brought to area as agriculture labourers from the Chhotanagpur Hills. Each Dhangar tribe has its own dialect and they observe their traditional festivals. Currently their population is around 0.5 lakh. Communities other than the tribes are called "Baaji". They are outsiders and involved in agriculture as well as small business in the villages. It serves as the only Indian tiger reserve in the state of Bihar. See also Udaypur Wildlife Sanctuary References External links Tiger reserves of India National parks in Bihar Protected areas of Bihar Lower Gangetic Plains moist deciduous forests Himalayan subtropical broadleaf forests West Champaran district 1976 establishments in Bihar Protected areas established in 1976