Maroon Langur

The maroon langur, maroon leaf monkey, or red leaf monkey (Presbytis rubicunda) is a member of the family Cercopithecidae. It is found on the southeast Asian island of Borneo and the nearby smaller Karimata. P. rubicunda mostly live in forests at altitudes below 2,000 m. They feed on leaves, seeds, and fruits. == Ecology == === Distribution and habitat === Maroon leaf monkeys (Presbytis rubicunda) are endemic to the island of Borneo in Southeast Asia. Their habitat is dense dipterocarp evergreen forest. Borneo has a healthy tropical rainforest. It also contains shallow swampy areas made up of acidic, decomposed plant matter. These swampy areas have seasonal bouts of dry weather; during the wet season the rivers rise around two meters. Maroon leaf monkeys are arboreal primates and spend most of their time in the canopy. They have a large home ranges and low population densities compared to other primates. This is believed to be because they rely on specific trees which are rare and widely dispersed. === Diet === Maroon leaf monkeys are herbivores. Their main diet is fruits, seeds, young leaves, and flowers. They are selective feeders, as food becomes limited they will feed on certain types of plant…