This is a report by the Vertebrate Group of Nature Society (Singapore). It is based on a two months wildlife field survey in Sentosa conducted from July to August 1995, and research data compiled over the past 10 years. The report provides details of the findings, comments on the health of the island and make recommendations to conserve, protect and maintain the natural areas that can contribute to nature tourism. It also includes a list of the vertebrates that can be found there.