The Influence of Forest Structure on Sumatran Orangutan Nesting and Densities in the Lowland Dipterocarp Forests of North Sumatra

Site differences in forest trees versus nest trees Trees in the close vicinity of the nest (<5m) Multiple nest trees Site differences in nest trees Species use Conclusion The influence of forest structure on nest positioning of Sumatran orangutans (Pongo abelii) Influence of forest structure on nest site clustering in Sei Betung