The Kosi is a lasting stream like the Ramganga and its catchment lies part of the way in Corbett NP. From Mohan through Dhikuli till Ramnagar, the Kosi structures the eastern limit of Jim Corbett National Park. Despite the fact that the Kosi does not enter the Park edge, wild animals from Corbett use it for drinking particularly amid squeeze periods. Its bunk is strewn with rocks and its stream is whimsical and frequently changes course. Kosi is infamous for its flighty and harming torrents amid storm. Like Ramganga, the Kosi excessively is occupied by mahseer and pulls in transient flying birds.