Koshi Tappu wild life reserve has carved a place it self as a birdwatcher's paradise. The reserve spreads over saptari and Sunsari district in eastern south of Nepal defined by the eastern and western embankments of River Koshi. The reserve has been recognized as wetland site from 1987.The vegetation of the reserve is mainly grassland with patches of scrub and deciduous riverine forest that makes Koshi tappu special is that birds seen here are not found other part of Nepal. The reserve has recorded around