as many as 267 species of birds including 70 species of migratory birds have been identified and recorded at pani dihing. the common birds seen here are bar-headed goose, greylag goose, spot-billed duck, mallards, gadwall, wigeon, garganey, shoveller, red crested pochard, common pochard, ferruginous duck, adjutant stork, kingfisher, lesser adjutant stork, open bill stork, white necked stork. the rare griffon and white-rumped vultures have also been spotted at the sanctuary.