DAILY ACTIVITIES OF GIBBONS (Hylobates syndactylus) IN EX-SITU CONSERVATION IN KINANTAN ZOO BUKITTINGGI, WEST SUMATERA. Universitas Riau [Internet]. 2022 Nov. 18 [cited 2025 Aug. 2];6(2):1-7. Available from: https://jiik.ejournal.unri.ac.id/index.php/JIIK/article/view/68