Find resources to engage learners in grades preK-12 with science, the natural world, wildlife and conservation. As humans have moved into the lower elevations—the orangutan's original habitat—orangutans have moved up the mountainsides. Bonnie travels the O-Line frequently, but unlike most of the other orangutans, she usually does not choose to quickly cross from one end to the other, but instead likes to sit on top of one of the towers and watch the crowds down below. Simply raising awareness about this species can contribute to its overall protection. That is often a story told to try to justify the killing of these animals though. There is not enough available data on the life expectancy of female Bornean orangutans. Be a smart consumer, and check the ingredients label. What Do Orangutans Eat. In the morning, the orangutans at the Zoo are often fed together. On Sumatra, the orangutan population is approximately 13,800 individuals. Many fruit seedlings sprout only after having passed through an animal's digestive system. PUBLISHED November 16, 2011 People are eating orangutans to extinction in Indonesia, a new study says. Orangutans are capable of opening hard-shelled and/or thorny fruits by gripping it firmly between their teeth and using one hand to manipulate it until a weak point is found, thereby breaking open the hard exterior. They will also sometimes nap in a less carefully constructed day nest. what do orangutans eat? Among these behaviors are certain forms of tool-use, including the modification of sticks by a population of Sumatran orangutans to open Neesia fruits and more efficiently harvest their seeds. Go behind-the-scenes to see how our trainers care for and interact with these amazing animals, and get up close with some finned, flippered, or feathered friends. Weighing in at 230 pounds, he is easily recognizable by his large cheekpads and long hair. Individuals within a certain range appear to know others and interact comfortably when they encounter each other. Fruit forms most of their diet, but they also eat leaves, bark, flowers and insects. She has had one offspring, Kiko. of vertebrate meat eating has been reported (Sugardjito and Nurhuda 1981). This is puzzling because it isn’t deemed as a type of normal eating. Sumatran orangutans are listed among the 25 most endangered primates in the world and Bornean, Sumatran and Tapanuli orangutans are in imminent danger of going extinct. There are also national laws and programs to protect orangutans. Kiko is an adult male hybrid orangutan. However, orangutan's diet is mostly fruits, around 60% to 90% of... See full answer below. There are two distinct species of orangutan, the Bornean orangutan and the Sumatran orangutan. Most of their diet consists of fruit and leaves gathered from rain forest trees. Orangutans prefer eating fruits that have a fatty pulp. Orangutans have a long period of infant dependency (weaning around age six or seven) with exceptionally long inter-birth intervals (at least eight years in Sumatran orangutans and a little bit shorter in Bornean orangutans). Sexual maturity for males and females in zoos is around six years, although it can take up to 10 years or more for a wild female to mature and longer than that for males. Kiko routinely brachiates (swings hand over hand) on the O-Line and can be impatient if keepers don’t move quickly enough to his liking. Lucy is an adult female hybrid orangutan. These cerebral primates forage for food during daylight hours. These apes are known to eat more than 500 different plant species, with fruits making up more than 60 percent of their average total food intake, according to the International Union for Conservation of Nature(IUCN). Iris is an adult female hybrid orangutan. Adult males have large home ranges that overlap those of multiple females. Refer to Tool Use section. We are not announcing a reopening date at this time and will provide updates on our websites and social media. When water is difficult to reach, orangutans chew leaves to make a pulpy sponge to soak up the water. Food items are cut up and spread over a wide area. Meat usually doesn’t come up on the menu, though. Take a closer look at these encyclopedia books including information about animal habitats, behavior, and scientific classification. You can typically tell male and female orangutans apart by looking at them. Orangutans are managed by the Association of Zoos and Aquariums' Species Survival Plan (SSP), which seeks to maintain a genetically diverse, and healthy population of both Bornean and Sumatran orangutans. In the afternoon, individuals are separated so each animal gets its share of preferred food items. Hear animal sounds for animals like anteaters, dolphins, frogs and more. 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