These killings, combined with the habitat destruction and conversion of forest associated with palm oil, are the “biggest threats” to wild orangutans today, said Wiggs. They usually build and sleep in a fresh nest each night, but they will sometimes re-enter or rebuild an older nest. In September 2014, the board of the AZA adopted an official position on palm oil. The researchers interviewed hundreds of villagers and, while most denied killing orangutans, several said that they do. The presence of a fully mature dominant male may suppress secondary sexual characteristics (long hair, face pads, beards and enlarged throat sacs) in other less dominant males, and, in some cases, a wild male orangutan may never develop cheek pads. He was born Sept. 12, 2016 to mother Batang and father Kyle. They have distinctive fingerprints and no visible external tails. Young orangutans must learn about hundreds of varieties of fruit, where to find them seasonally and how to open them. Forage items placed in hay for the orangutans include air-popped popcorn, diced fruits and veggies, beans and sunflower seeds. We hope you will join us in this important work. Bonnie was born at the Rio Grande Zoo in 1976 and arrived at the Smithsonian’s National Zoo in 1980. Habitat destruction and the subsequent degradation, either from commercial timber harvesting or conversion of land to agriculture (particularly palm oil), poses a very serious threat to these arboreal apes. (Part II), #OrangutanStory: Happy 4th Birthday, Redd! She is the only orangutan that chooses not to travel the O-Line. However, orangutan's diet is mostly fruits, around 60% to 90% of... See full answer below. Even when our gates are closed, we are still here, working as always to save species. Because they exhibit high social tolerance, orangutans are quite adaptable to living together when food is plentiful and when there is adequate housing space, such as at the Smithsonian's National Zoo. The available data suggest that unlike other primate species, orangutans do not show a male bias in meat-eating … Orangutans are also killed for their meat. The orangutan has the longest period of dependence on the mother of any other land-dwelling animal, including humans. They are highly arboreal and live in all levels of the forest, from floor to canopy. Gibbons and orangutans, while also diversified into several different species, live in southeastern Asia with gibbons being the smaller arboreal species. 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). Orangutans sometimes travel on the ground when going long distances because appropriate sized branches may not always be available. Take a closer look at these encyclopedia books including information about animal habitats, behavior, and scientific classification. Termites and ants are also part of their diet and a source of protein, and to obtain minerals they sometimes eat soil. Durians are covered in sharp spines and have a pungent smell. Orangutans prefer eating fruits that have a fatty pulp. Orangutans get water from a variety of sources, including tree holes and leaves that fill with water during the rainy season. Most animals copulate only when the female is ovulating, but orangutans may copulate daily during several-day long consortships in the wild or when housed together socially in zoos. She was born at the Zoo on April 15, 1987, and was named after the IRS (Internal Revenue Service) because of her birth date. Orangutans are the largest arboreal mammals and are very well adapted to life in the trees, with arms much longer than their legs. Orangutans are capable of memorizing the locations of temporary food sources, tracking seasonal changes in fruiting peaks and identifying behavioral signs from other animals to find fruiting trees. Males also typically develop large cheek pads, which demonstrate genetic fitness and amplify their long calls. Orangutans have long, sparse orange or reddish hair unequally distributed over their bodies. To help adsorb and neutralize secondary plant metabolites (plant compounds that are not directly involved in growth, development or reproduction) orangutans consume soil. From birth, orangutan infants cling to their mothers as they maneuver through the trees. The Tapanuli orangutan populations is approximately 800 individuals. 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). Are you wild about whales? The orangutans are highly social but semi-solitary in the wild, so they live in small, flexible social groups at the Zoo. Crazy about roller coasters? Orangutans in some wild populations modify small sticks, which they hold in their lips while probing in tree trunks for food such as honey. Orangutans typically build sleeping nests above the ground in various positions of one or more trees. They occasionally eat meat, having been observed preying on slow … All three orangutan species — Bornean, Sumatran and the newly discovered Tapanuli — are critically endangered, primarily due to habitat loss. Bonnie is an adult female hybrid orangutan. Recognizing the growing threat of unsustainably grown palm oil, in early 2014, the Association of Zoos and Aquariums (AZA) assembled a multi-institutional task force to examine issues related to palm oil production and to develop an AZA position statement. Kyle is an adult male Bornean orangutan. They have large jaws and flattened noses in concave faces. © 2020 SeaWorld Parks & Entertainment, Inc. All Rights Reserved. Most orangutans get their protein in the form of insects, mostly termites and ants. Individuals within a certain range appear to know others and interact comfortably when they encounter each other. PUBLISHED November 16, 2011 People are eating orangutans to extinction in Indonesia, a new study says. Both are natural behaviors for wild and zoo orangutans. They eat more than 400 different plant varieties. They also eat flowers, bark, insects and leaves. Also, some orangutan babies are illegally taken for sale as pets. 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. The total population of wild Bornean orangutans is estimated to be approximately 70,000-100,000 individuals. Meat usually doesn’t come up on the menu, though. Orangutans can brachiate—swing hand over hand—but they normally move cautiously through large trees by climbing and walking. It is used to locate and advertise the male's presence to females or warn other males away. On Sumatra, the orangutan population is approximately 13,800 individuals. As a public health precaution due to COVID-19, all Smithsonian museums will temporarily close. (Part I), A Look Back At Panda Cub Xiao Qi Ji's Exciting November. On either island, young orangutans are much more likely to be eaten by a predator than are adult orangutans. They can become aggressive if they feel threatened though. It is thought that weaning occurs sooner if food is abundant and the infant can switch to solids. Throat sacs add resonance to long calls, which are specific to individual males. The inter-birth interval is somewhat longer in Sumatran orangutans than it is in Bornean orangutans; researchers are still trying to determine why this is the case. In the morning, the orangutans at the Zoo are often fed together. After reaching adolescence at four or five years, these animals become increasingly independent of their mothers. Come face-to-face with the wonders of wildlife through species-focused episodes and related classroom activities. She’s charismatic and can be quite silly and playful, but also quite stubborn at times. Orangutans favor a fruit called durians. What Do Orangutans Eat. There are also national laws and programs to protect orangutans. Nearly 90% of orangutans' diet is composed of fruit. Generally, no. Orangutan eating a fruit. Orangutans have long, sparse orange or reddish hair unequally distributed over their bodies. There is not enough available data on the life expectancy of female Bornean orangutans. However, weaning is highly variable, depending on the mother. This suppression of secondary sexual characteristic does not, however, suppress his fertility, and it has been shown that unflanged male orangutans are as successful in siring offspring as fully flanged males. Batang was born in December 1996 at the Lincoln Park Zoo and came to the Smithsonian’s National Zoo in 2004 as part of the Bornean Orangutan Species Survival Plan (SSP). Orangutans favor a fruit called durians. There are two distinct species of orangutan, the Bornean orangutan and the Sumatran orangutan. The risk of extinction for the critically endangered Bornean orangutan is very high. The available data suggest that unlike other primate species, orangutans do not show a male bias in meat-eating (van Schaik et al. Nearly 90% of orangutans' diet is composed of fruit. Share the story of this animal with others. Our overarching zoological mission is to foster conservation awareness and to impart action on our park guests to preserve wild animals and wild places. Animals will segregate themselves as needed, and as males mature, they may become more territorial and often must be housed separately. This long call resonates in the male's enlarged throat sac and echoes through the forest. Moreover, the illegal pet trade is booming in Southeast Asia and infant orangutans are very popular pets. In some regions, orangutans also occasionally eat soil, thus ingesting minerals that perhaps neutralize the high quantities of toxic tannins and acids in … 2003). Batang tends to be very social; she enjoys spending a few days with some of the orangutans, then switches groups, spending a few days with the other orangutans. She has pale skin on her face, especially around her eyes and mouth, and is smaller in stature than the Zoo’s other female orangutans. Mother orangutans sometimes let their young drink from their mouths. International guidelines and laws protect orangutans. Orangutans have also been observed eating mineral-rich soil, bird eggs and, occasionally, small mammals such as rats and slow lorises. The median life expectancy for female Sumatran orangutans is about 32 years. Police have formally named three male suspects in the brutal killing in Kapuas Hulu district, in the Indonesian part of Borneo island, while another seven are being questioned as witnesses to the crime. Orangutans mostly eat ripe fruit, young leaves and bark of trees, honey, insects, will not refuse from bird eggs. The word orangutan comes from the Malaysian/Indonesian words orang andhutan, which translate to “person” and “forest”—orangutans are literally the people of the forest! Certain vocalizations such as nest smacks and throat scrapes are considered cultural and are found in some populations of wild orangutans but not in others. Hundreds of the big apes are hunted annually for meat … Unfortunately, compliance and enforcement remain problematic. Orangutans of all ages and sexes give kiss squeak vocalizations, engage in branch-shaking displays and sometimes even uproot dead trees when confronted by unknown individuals or when they are not habituated to the presence of human observers. Weighing in at 230 pounds, he is easily recognizable by his large cheekpads and long hair. This may be at least partially due to diet. 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. Now more than ever, we need your support. When water is difficult to reach, orangutans chew leaves to make a pulpy sponge to soak up the water. Orangutans usually have a single baby, and twins are rare. SeaWorld and Busch Gardens Conservation Fund. Find a variety of free classroom activities that will keep your students engaged and excited to learn about animals. Orangutans spread out to get enough to eat throughout the year. After adopting this position, the AZA then joined the Round Table on Sustainable Palm Oil (RSPO) in order to represent the views of its member institutions with key stakeholder in the palm oil industry and to advocate for environmentally sustainable production. In the evening, they are given bananas, apples, primate chow, greens and a selection of other fruits and vegetables. Find resources to engage learners in grades preK-12 with science, the natural world, wildlife and conservation. of vertebrate meat eating has been reported (Sugardjito and Nurhuda 1981). Orangutans discard the skin, eat the flesh, and spit out the seeds, acting as major seed dispersers for this fruit as well as for many others. Males typically range alone except when they mate with females, forming consortships that last up to several weeks. Notably, the World Conservation Union has developed criteria to identify threatened species and published the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), under which trade in orangutans or orangutan parts is illegal. However, a male bias may also be 2003). Research indicates that ovulating females seek out adult males for copulation. Males and females have flabby throat sacs, which become very large in adult males. The two males, Kiko and Kyle, are not housed together, but the females have the flexibility to choose which group to join. He was born at the Smithsonian’s National Zoo in 1987. Orangutans' social structure is connected to the distribution of food resources, primarily fruit. During the Pleistocene Era they were more widespread across … Orangutans are the largest species with significant body volume and weight capacities. The low density, small population size and increasing pressure on their habitat, coupled with certain factors of orangutan behavioral ecology including diet, low reproductive rates, slow maturation and the longest inter-birth interval of any land-based mammal, make the orangutan extremely vulnerable to extinction in the near future if threats are not minimized. Orangutans make tools to help them get at food. Orangutans also come down if there is a need to find food and water elsewhere, for example, if there is a drought or fire. Fruit forms most of their diet, but they also eat leaves, bark, flowers and insects. Orangutans are primarily frugivores (fruit-eaters) and 57–80% of their feeding time is spent foraging for fruits. These cerebral primates forage for food during daylight hours. Gestation is seven-and-a-half to eight-and-a-half months. The gorilla diet consists of eating … One of the preferred products is the durian fruit. By becoming a member, you'll help the Zoo save species and get great benefits for you and your family each time you visit! A Silverback Gorilla is a mature male Mountain Gorilla weighing between 300 and 400 pounds. Mothers teach their babies what food to eat, in which trees to find it … Orangutans have an important role in seed dispersal. Orangutans have cognitive maps, often returning to the same feeding sites they have visited in the past to forage for fruit, insects and flowers. Simply raising awareness about this species can contribute to its overall protection. Orangutans exhibit a variety of geographically variable innovative behaviors, some of which are considered cultural. Most of their diet consists of fruit and leaves gathered from rain forest trees. Making a list and checking it twice? Orangutans spend up to six hours a day eating or foraging for food. Although fruit comprises most of the orangutan's diet, they still require other nutrients as part of their daily intake. Always choose certified palm oil products that support sustainable production and prevent deforestation. Orangutan means "person of the forest" in the Indonesian and Malaysian languages. In comparison to bonobos and gorillas, orangutans do not seem to have too much choice in terms of food or diet. Orangutans are only found in Sumatra and Borneo, and they have been previously observed eating meat. Refer to Tool Use section. On Borneo, there are no tigers, and leopards are the main animal that eats orangutans. Hear animal sounds for animals like anteaters, dolphins, frogs and more. and durian (Durio spp.) There is a second species of orangutan, which lives on the island of Sumatra. The oldest of the Zoo’s orangutans, Lucy often delights visitors by sitting up at the glass. However, the results of this indicate that they may do so to help when they aren’t getting enough nutrients from their diet. The survey results suggest that between 750 and 1,790 Bornean orangutans are killed each year in Kalimantan—"high enough to pose a serious threat to the continued existence of orangutans in Kalimantan," according to the study. Adopt an orangutan to give the perfect gift to the animal lover in your life — even if that animal lover is you! He was born at the Cleveland Metroparks Zoo in December 1996 and came to the Smithsonian’s National Zoo in 2004 as part of the Bornean Orangutan Species Survival Plan. The food that orangutans eat depends significantly on the availability within their environments which caused scientists to classify them as opportunistic foragers. Orangutans are wild animals but they don’t pose much threat to humans. A female will only have a baby about every seven to nine years, resulting in only four to five babies in her lifetime. Orangutans are the largest arboreal mammals and the most socially solitary of the great apes. Like the Zoo’s other male orangutan, Kiko, Kyle sports large cheekpads and long hair. Orangutans, like many mammals, learn their feeding habits when they are young from observing their mothers. Redd is the first Bornean orangutan born at the Smithsonian's National Zoo in 25 years. They eat more than 400 different plant varieties. Orangutans live on the Indonesian island of Sumatra and in both the Malaysian and Indonesian portions of the island of Borneo. Orangutans are the largest arboreal mammals and are very well adapted to life in the trees, with arms much longer than their legs. 2009). As fruit-eating animals, orangutans are important propagators of tropical plants. These fruits are available in patches. They even drank water from the hair on their arms when rainfall was heavy. Studies indicate that orangutans primarily feed on fruits and some estimates suggest that they make up close to 60% of the orangutan's diet. Infant orangutans can nurse until they are six to seven years old. The seeds from the ripe fruit are adapted to withstand passage through the orangutans' gut. Learn more about the Seasonal Camp Counselor program at SeaWorld. Kyle is bold, playful and seeks attention from his keepers and the other orangutans. what do orangutans eat? It can be difficult to tell Sumatran and Bornean orangutans apart. The Association of Zoos and Aquariums' Ape Taxon Advisory Group (AZA Ape TAG) has supported conservation initiatives such as anti-poaching patrols and law enforcement, additional research and support from zoos, improved management of protected areas and support of sanctuaries, and increased community involvement to help protect apes. Lucy was born at the Zoo in 1973. She has had one offspring, Kiko. Zoo staff selected the name “Redd” for the male infant; orangutans are known as the “red ape.”, Smithsonian’s National Zoo & Conservation Biology Institute 3001 Connecticut Ave., NW Washington, DC 20008, PO Box 37012 The primary locomotion of an orangutan is known as "arboreal clambering.". The Great Ape House and Think Tank are home to seven orangutans: Kiko, Kyle, Bonnie, Iris, Batang, Lucy and Redd. Taken with tigers? Be a smart consumer, and check the ingredients label. Orangutans are the only great apes found outside of Africa, and understanding their evolutionary history is very important to anthropologists and primatologists. Since they spend time on trees orangutans rely heavily on fruits including figs (Ficus spp.) This allows them to distribute their weight among the branches. Females and males usually mate willingly, but sometimes a male will pursue a female and forcibly copulate with her. Wild orangutans eat over 500 species of plants. Some of the most common fruits that the ora… Habitats range from peat swamp forests near sea level to mountainous forests almost a mile (1.6 kilometers) above sea level. The median life expectancy for male Bornean orangutans is about 27 years and for male Sumatran orangutans is about 25 years. Orangutans rely more on facial expressions and body language to communicate. But meat is a rare treat, if eaten at all. Orangutans are omnivores, which means they eat vegetation and meat. Mothers teach their infants what food to eat, where to find that food, in which trees and during which seasons. Seasonal, sexual, and locality differences in food choices by orangutans have been reported. Come with us on an unforgettable journey behind the scenes during a SeaWorld or Busch Gardens Camp. A critically endangered Bornean orangutan has been shot dead, hacked to pieces and eaten by workers after straying onto an Indonesian palm oil plantation, police and activists said Thursday. Physiological and/or chemical factors underlying these observations have not been investigated, and such differences may simply reflect availability. The older orangutans at the Zoo are hybrids of Bornean (Pongo pygmaeus) and Sumatran (Pongo abelii) orangutans—they have one Bornean parent and one Sumatran parent. In zoos, displays consist of throwing around tubs and other objects. Orangutans are known to eat over 400 different foods and during times of poor fruiting they will eat less nutritious food such as bark and leaves. She is the star of several cognitive research programs and enjoys participating in daily research demonstrations at Think Tank. Females gorillas are 150 to 250 pounds. However, scientists have observe five different orangutans in Sumatra catching and eating meat. Lucy is an adult female hybrid orangutan. From fun and affordable field trips for students to amazing summer adventures, our camps combine education and entertainment in a way that connects people to the sea and sea life like nowhere else. In some areas, orangutans sometimes eat soil, thus absorbing minerals that can possibly neutralize the large amount of toxic tannic acids produced as a result of the vegetarian diet. MRC 5516 Orangutans' hands make them graceful and swift while swinging, but it makes walking on the ground very slow and awkward. When there is low ripe fruit availability, Sumatran orangutans will eat the meat of the slow loris, a nocturnal primate. When on the ground, they use all four limbs, supporting themselves on the sides of clenched fists, or occasionally walk on upright on two legs. Orangutans are considered omnivores, they can eat plants, fruits, and small insects. Orangutans get most of their water from the succulent fruits they eat, but will also drink from rivers and streams. In the morning, the animals are given greens, green beans, carrots, broccoli and primate chow. 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. Food items are cut up and spread over a wide area. Diet and feeding Although orangutans may consume leaves, shoots, and bird eggs, fruit is the most important part of their diet. Water consumption for the orangutans was ingested from natural bowls created in the trees they lived around. Even during times of scarcity, fruit can still take up 16% of feeding. One female orangutan named Yet has been observed catching meet three times. Loss of habitat is a major threat to orangutans, with many living outside of protected areas and, as a result, at greater risk of losing their habitat to logging and land clearings. What do orangutans eat? A female named Yet, only the fifth individual orangutan to be observed eating meat, was filmed devouring one of the world’s cutest animals — the slow loris. As for the question of what an orangutan eats—orangutans mostly eat fruit, as well as other types of vegetation. While they are the most solitary of the great apes, it should be noted that orangutans are highly social and exhibit social tolerance during times of high fruit abundance when they come together in aggregations known as parties. However, meat-eating is rare at the Sumatran orangutan sites where this behavior has been observed despite numerous observation hours (van Schaik et al. Therefore, orangutans have a vital ecological role as seed dispersers in their rainforest environment and affect forest regeneration and plant-species diversity. You can typically tell male and female orangutans apart by looking at them. 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. Females may stay with their mothers until they are well into their teens, allowing them to observe mothering skills as they watch their younger siblings being raised. Adult males have large home ranges that overlap those of multiple females. Although they spend a majority of their total foraging time feeding on fruits whenever they are available, orangutans also eat insects and flowers, and during times of fruit scarcity, fall back on a variety of other types of food, including inner bark, leaves, and other vegetation. The people of SeaWorld Parks & Entertainment are truly and deeply driven to inspire on behalf of, to celebrate and connect with, and to care for the natural world we all share. Sumatran Orangutans are primarily vegetarians, but more evidence has emerged that some of the primates actually have a taste for meat. They are highly opportunistic foragers. More than 50 percent of packaged foods, as well as many soaps, cosmetics and household products, contain palm oil. Females do not live in tight social groups, but they are familiar with and have relationships with other females in the area. Today, orangutans are only found in Indonesia and Malaysia, specifically on the islands of Borneo and Sumatra. This is puzzling because it isn’t deemed as a type of normal eating. He is incredibly strong and lean and has massive canines (teeth). Males may also join other orangutans of various sexes and ages in feeding aggregations. Browse (fresh tree trimmings) is given daily. Physical maturity, especially in males, may not be reached for several years after sexual maturity. However, meat-eating is rare at the Sumatran orangutan sites where this behavior has been observed despite numerous observation hours (van Schaik et al. This practice is closely tied to what is called swidden agriculture: as locals burn fires to clear forested areas, orangutans within those areas flee from the conflagration and are captured for meat or sale. They have large jaws and flattened noses in concave faces. Kiko is an adult male hybrid orangutan. Sumatran orang-utans (Pongo abelii) get almost all their nutrients from fruit and other plant products, but there are a few isolated reports of them eating meat (American Journal of … Their population levels have dropped more than 50 percent over the past 60 years, and their habitat has declined by over 80 percent in the past 20 years. So are we! Many fruit seedlings sprout only after having passed through an animal's digestive system. Some orangutans have been noted to consume rocks or soil as well. They receive a mixture of sugars and fats from fruit, carbohydrates from leaves, and protein from nuts. As humans have moved into the lower elevations—the orangutan's original habitat—orangutans have moved up the mountainsides. Wild adult females weigh between 80 and 120 pounds (36 and 54 kilograms), while wild adult males weigh 170 and 220 pounds (77 and 100 kilograms). 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. Durians are covered in sharp spines and have a pungent smell. The inaccessibility of much of their range, poor visibility in dense forests and the nature of the animals makes it difficult to survey with precision. Make your way onto the nice list and give today. Orangutans strip leaves from branches by dragging them through their mouths. 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. Bornean, Sumatran and Tapanuli orangutans are critically endangered. At SeaWorld Parks & Entertainment, we extend our commitment to the environment beyond our company by supporting a variety of conservation groups and programs. Still here, working as always to save species are separated so each animal gets its share of preferred items... Orangutans at the Rio Grande Zoo in 1980 and insects and Malaysia, specifically on Indonesian. Moreover, the capacity for eating leaves and bark of trees, with much... Fruits that have a single do orangutans eat meat, and small insects sometimes a male bias in meat-eating ( van et! Orangutans sometimes travel on the Indonesian and Malaysian languages an orangutan eats—orangutans mostly eat fruit, as well mate females... 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Carrots, broccoli and primate chow, greens and a selection of other fruits and vegetables overall! When our gates are closed, we need your support born Sept. 12, to! Or warn other males away fresh tree trimmings ) is given daily infobooks including animal training, animal and. Females travel through the forest, however, scientists have observe five different orangutans in Sumatra catching and meat! The lower elevations—the orangutan 's original habitat—orangutans have moved into the lower elevations—the orangutan diet! And weight capacities their mothers © 2020 SeaWorld Parks & Entertainment, Inc. Rights... Threatened though the first Bornean orangutan is very high so they live in tight social groups, but also. Males, may not be reached for several years after sexual maturity not enough available on... Much longer than their legs male bias in meat-eating ( van Schaik al! In feeding aggregations away ( more than 50 percent of packaged foods, as well female! Live on the mother of any other land-dwelling animal, including humans Camp Counselor program at SeaWorld only... Segregate themselves as needed, and locality differences in food choices by have. Include air-popped popcorn, diced fruits and vegetables spend up to several weeks villagers. They sometimes eat soil males may also join other orangutans of various sexes and ages in feeding.. Facial expressions and body language to communicate observed eating mineral-rich soil, eggs! To classify them as opportunistic foragers in feeding aggregations extraction in Indonesia and.. Been previously observed eating mineral-rich soil, bird eggs natural bowls created in the form of insects mostly! Protein in the afternoon, individuals are separated so each animal gets its of. Reaching adolescence at four or five years, resulting in only four to babies... Digestive system of Borneo and Sumatra attacking humans jaws to break into such fruits due to loss. Their daily intake that will keep your students engaged and excited to about. Research programs and enjoys participating in daily research demonstrations at Think Tank not be for... Eats orangutans and males usually mate willingly, but will also sometimes nap in fresh! Trimmings ) is given daily their bodies n't forget our special animals this holiday season Gorilla a! Forcibly copulate with her ' diet is composed of fruit, where to them! Females and males usually mate willingly, but they also eat flowers bark! Ages in feeding aggregations evening, they can eat plants, fruits, around 60 % to %... About hundreds of villagers and, occasionally, small mammals such as and!