Greater slow loris ( Nycticebus coucang )
Appeareance : The ongoing taxonomic reasearch may reveal the existence of two species of slow loris in Sumatra. The one found in Gunung Leuser National Park has a bright reddish brown coulor , including the dorsal stripe and facial markings. it also present rounded fork above the eyes with pronounced dorsal stripes exctending down to a more reddish belly. their size can be 600 to 800 g and can life 20 years.
Diet and home rain : Their are fruit-eaters but also feed on insects, leaves and bird eggs.Another key resource for them is nectar from the flowers of the burtram palm. their range is start from 2 to 18 ha. surveys in Sumatra have found this species to occur at very low densities.
Habitat and Distribution :Primary and secondary lowland forest,and can be found in gardens and plantations. This species occurs in Indonesia ( Sumatra, Btam, and Galang in Riau archipelago, and pulau Tebing tinggi and Bunguran in the North Natuna islands).
Behavior and Ecology : Nocturnal and arboreal