Bioactive Compounds Fruit Eaten Tapanuli Orangutans in Camp Mayang North Sumatera Herna Febrianty Sianipar, Rezi Rahmi Amolia, Wahyu Widoretno, Luchman Hakim and Fatchiyah Fatchiyah BIO Web Conf., 183 (2025) 01002 Published online: 09 July 2025 DOI: 10.1051/bioconf/202518301002