This species is restricted to primary forests within a region experiencing high rates of deforestation. This species is confined to the Sundaic lowlands of peninsular Thailand, Sabah, Sarawak and Peninsular Malaysia, Singapore, Kalimantan and Sumatra (including the Batu Islands), Indonesia and Brunei.
Wrinkled Hornbill Rhabdotorrhinus corrugatus (EN)
Wrinkled Hornbill - Rhabdotorrhinus Corrugatus