Javan surili, captured as pets from forest surrounding the village.

Javan gibbon and Javan grizzled surely probably still exist in the remnants forest of Central Java. Their habitats are among human habitat utilization, which forest resource exploitation still happened.

We want to re-assess the current population and distribution of these endangered primates in central java, and providing new scientific data on primate seed dispersal in this region, to know forest tree species utilized by primate as food resources also has important value toward local people.