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77THE RAFFLES BULLETIN OF ZOOLOGY 2011DISTRIBUTIONAL STATUS OF HORNBILLS IN SRI LANKA, 1993–2009Sarath W. KotagamaField Ornithology Group of Sri Lanka, Department of Zoology, University of Colombo, Colombo 3, Sri LankaChinthaka KalathotaField Ornithology Group of Sri Lanka, Department of Zoology, University of Colombo, Colombo 3, Sri LankaChandralal KumaraField Ornithology Group of Sri Lanka, Department of Zoology, University of Colombo, Colombo 3, Sri LankaABSTRACT. – Current distribution of the Sri Lanka Grey Hornbill Ocyceros gingalensis, and the Malabar Pied Hornbill Anthracoceros coronatus in Sri Lanka were compared using two methods, by mapping published sightings from the country’s regular national bird notes, and by mapping birdwatchers’ sightings uploaded to a national database. Overall distribution has not changed much since the compilation by Legge (1880), but abundance of both species has declined owing to reduced cover of forest and home gardens, and the Malabar Pied Hornb...