Wijesundara, C.S.Yatigammana, S.K.Silva, P.2020-12-082020-12-082020Tropical Agricultural Research, 31(2):p.29-40https://dl.nsf.gov.lk/handle/1/25136Altitudinal gradientAllopatryDensitySpecies replacementChanges in Population Densities of Two White-Eye Species (Passeriformes: Zosteropidae) Along an Altitudinal Gradient in Sri LankaArticle