Pola Makan Induk Orangutan (Pongo Abelii) di Pusat Pengamatan Orangutan Sumatera, Desa Bukit Lawang, Taman Nasional Gunung Leuser, Sumatera Utara

Abstract

The research of “Mother Orangutan (Pongo abelii) Feeding Pattern at Monitoring Center of Sumateran Orangutan, Bukit Lawang Village, Gunung Leuser National Park, Sumatera Utara” were done for 3 months by using the method of Focal Animal Sampling – Instantaneuos. The data analysis was carried out descriptively by data display in the form of table and picture. The three target individuals of orangutan feeding pattern in varied. Generaly the source of highest food are fruit (28,12 %) of the three target individuals orangutan, afterwards in succession: the yaoung leaves (26,03 %), personally cud (11,44 %), the flower (7,51 %), soil, water et cetera (6,41 %), marau (5,46 %), bark (4,84 %), insects (3,48 %), the stem (3,30 %), the old leaves (1,58 %), milk (1,32 %) and cambium (0,51 %). The height of fruit consumption by the three mothers was caused by the existence of giving from humankind. The feeding pattern and the fulfillment of feeding requirement for three individuals of mother could be received from nature. But, in fact the three individuals of mother’s were able to get the food from nature. This was proven with the height of source food from nature compared with the food which originated by humankind.