Parsa Wildlife Reserve is situated in the lowland Terai of Nepal adjoining Chitwan National Park in the west. Spread over parts of Chitwan, Makawanpur, Parsa and Bara districts, a considerable part of the Churia Hills of Central Nepal also falls in this region lending it an air of a more diverse terrain. The vegetation is tropical and sub tropical mostly covered with Sal forests, while the hills are covered with chir pine. Khair, sissoo and silk cotton are found along water areas.
The reserve supports a good population of wild elephant, tiger, leopard, sloth bear, gaur, blue bull and wild dog. Other common animals in the reserve are sambar, chital, hog deer, barking deer, langur monkey, rhesus macaques, striped hyena, rat, pal, and civet and jungle cat. There are 527 species of birds found in the reserve, one being the endangered great hornbill gourd in certain parts of the forest. Other bird species include peafowl, red jungle fowl, flycatchers and woodpeckers. Birds and animals apart the reserve also habitats snakes lide king cobra, common cobra, krait, rat snake and python. Parsa Wildlife Reserve is one of the easiest places to reach. The reserve headquarter Adhabar is eight-hour drive from the capital city and falls on the East-West Mahendra Highway. Another option is to fly to Simra in Bara district, from here the reserve headquarters is only seven kilometers away.