Kanneliya-Dediyagala-Nakiyadeniya or KDN is a forest complex in southern Sri Lanka. The forest complex designated as a biosphere reserve in 2004 by UNESCO.[1] The KDN complex is the last large remaining rainforest in Sri Lanka other than Sinharaja.[2] This forest area has been identified as one of the floristically richest areas in South Asia.[3] The forest complex is situated 35 km northwest of city of Galle. The rain forest is a major catchment area for two of the most important rivers in southern Sri Lanka, the Gin and Nilwala Rivers. This biosphere reserve harbors many plants and animal species endemic to Sri Lanka. Ceylon Grey Hornbill, Yellow-fronted Barbet, Green-billed Coucal, Ceylon Jungle & Spur fowl, Ceylon Bay owl, Chestnut-backed Owlet, Ceylon Blue Magpie, Scimitar Babbler, Black-capped, Yellow-browed & Black Bulbuls, Spot-winged Thrush, Crimson-backed, Lesser-yellow-naped & Brown-Capped Pygmy Woodpeckers, Chestnut-headed Bee-eater, Black Eagle, Crested & Hawk Eagles and many more Location Southern Province, Sri Lanka Nearest city Galle Coordinates 6°11′N 80°25′ECoordinates: 6°11′N 80°25′E Area 10,139 ha Established 2004 Governing body Department of Forest Conservation