Koshi Tappu Wildlife Reserve, located in the eastern part of Nepal, is home to over 485 species of birds, making it a birdwatcher's paradise. The reserve's diverse habitats, including wetlands, riverine forests, and grasslands, support several species of birds.
According to the IUCN Red List, several bird species found in Koshi Tappu Wildlife Reserve are considered near threatened, vulnerable, or endangered. These include the Baikal Teal, the Lesser Adjutant, the Black-bellied Tern, and the Swamp Francolin, among others.
The reserve's wetlands and riverine habitats support over 80 species of waterfowl, including the Bar-headed Goose, the Ruddy Shelduck, and the Lesser Whistling Duck. The wetlands are also home to several species of storks, including the Black-necked Stork and the Lesser Adjutant.
Moreover, the reserve is home to over 20 species of raptors, including the Pallas's Fish Eagle, the Greater Spotted Eagle, and the Eastern Imperial Eagle. The reserve's forested areas support several species of passerines such as the Bengal Bush Lark, the Oriental Skylark, and the Streaked Weaver. The reserve also supports several species of warblers, including the Blyth's Reed Warbler and the Thick-billed Warbler.
For birdwatchers, the best time to visit Koshi Tappu Wildlife Reserve is from November to February when migratory birds visit the reserve. The reserve is easily accessible from Kathmandu, and several lodges and hotels in the vicinity of the reserve offer birdwatching tours and guides, making it easier for birdwatchers to spot and identify different bird species.
In conclusion, Koshi Tappu Wildlife Reserve is a must-visit destination for birdwatchers visiting Nepal, with over 485 species of birds present in the reserve. The reserve's diverse habitats support several species of waterfowl, storks, raptors, and passerines, including several near-threatened, vulnerable, or endangered species, making it a valuable site for conservation efforts.