Heshani, A.L.S.; Abeysinghe, A.M.M.S.M.; Handapangoda, H.M.A.K.(Department of Zoology and Environmental Management, University of Kelaniya, Sri Lanka, 2017)
Athukorala, S.M.W.; Handapangoda, H.M.A.K.; Yatawara, M.D.M.D.W.M.M.K.(Department of Zoology and Environmental Management, University of Kelaniya, Sri Lanka, 2017)