BEHAVIOUR SAMPLING METHOD Daily activity budgets observation was made from morning, 0800 hours until 1830 hours for 2 to 3 days a week. Ninety days of observation had been done starting from February 2011 until July 2011. Preliminary non formal observation was carried out to determine the behavior categories of the subjects [23], Preliminary observation is critical for the observer to be familiar with the subjects and their behaviors, thus enabling them to choose the right measures and recording methods [28], The study location is focused along the M. fascicularis trails in the vicinity of human paths starting from the ticket counter of a local train station (C in Fig. 1) to the main entrance of KSNP (B in Fig. 1