The Eastern Himalaya and North Eastern Himalaya are one of the Biodiversity Hotspots and a variety of wildlife is available in this region. The ecosystem is a combination of Singalila Ridge, Sub-Himalayan forests and high mountains continued to Nepal. The topographic features are more in Eastern Himalayas rather than central Himalayan range. The important species include snow leopard, Greater one-horned rhinoceros, Red Panda, Royal Bengal tiger, Asian elephant, Indian bison, Asian Black bear, Himalayan vulture, etc. available in this region.
The biodiversity of Eastern Himalaya and North Eastern region is unique due to its availability of very rare wildlife species. In this region 163 globally threatened species are found here and the 300 mammals, 977 species of birds, 176species of reptiles, 105 species of amphibians including 10,000 species of plants are also available. One-horned rhinos, red panda, golden langurs, etc are very important rare species of the Eastern Himalayas.
While visiting this rare region of this country, one can visit the below mentioned National Parks, wildlife Sanctuaries and Biosphere reserves.