Cross Marked Langur
Species Name: Presbytis chrysomelas
The Sarawak surili, also known as Cross-marked Langur, is a monkey species in the Cercopithecidae family. The Sarawak surili was once considered widespread but has declined significantly due to habitat and loss persecution.
White-fronted Langur
Species Name: Presbytis frontata
The white-fronted surili (Presbytis frontata) is a primate species in the Cercopithecidae family, the Old World monkeys. This species prefers to eat immature leaves than more mature leaves.
Bornean Gibbon
Species Name: Hylobates muelleri
Also known as the Müller's or gray gibbon, the Bornean gibbon is native to the Bornean Island, which is divided between the nations of Brunei, Malaysia, and Indonesia.