They are nursed by their mothers until about the age of two years. Siamangs have all black hair coloration, except in rare cases of facial markings. Genus Hoolock. Agriculture, logging and road development are all destroying the Siamang Gibbons' natural habitats. However, it is a tailless, black-furred ape with the locomotion in trees. At Monkey Haven: We care for two of the sweetest Siamangs. He was born on 02/10/92. Siamangs are found in Malaysia, Thailand and on the island of Sumatra in Indonesia. San Diego Zoo Global supports the conservation initiative of Association of Zoos and Aquariums Ape Taxon Advisory Group. Siamang is a white-cheeked gibbon that looks very similar to monkey. (Chivers, 1979; Preuschoft, 1990) (Nowak, 1999) Habitat Regions; tropical; terrestrial; Terrestrial Biomes; forest; rainforest; Physical Description. Additionally, many adults are killed so their young can be sold into the illegal pet trade, even though siamangs are a protected species. Grooming is one of the siamangs' most important social activities. Young siamangs leave their family group at about six years of age, then spending several years seeking a mate. They live in tropical forests which are classed as primary forests (which haven’t been logged or managed by people) as well as secondary forests (which have been disturbed). A small proportion of their habitat is protected but not enough to sustain a big population. The dental formula is 2.1.2.3 2.1.2.3 The siamang, which is the largest of the 18 species, is distinguished by having two fingers on each foot stuck together, hence the generic and species names Symphalangus and syndactylus. Sam & Sasak (Symphalangus syndactylus) Sam, the siamang gibbon, came to us from Banham Zoo. The Siamang travels the rainforest’s swinging their bodies from tree to tree. Logging, road development, hydroelectric schemes and conversion to agriculture, are destroying the siamang's habitat. These acrobatic mammals, endemic to the dense forests of southern Asia, are perfectly adapted to life in the trees and rarely descend to the ground. The main threat facing the siamang is habitat loss due to logging and agriculture. Xhabu was born with multiple disabilities and is a prime example of what we can achieve at Monkey Haven. They then set out to find food. In fact, it’s the largest of the family. The pet trade is also affecting the Siamang Gibbon population heavily, with the Siamang being the most heavily traded gibbons of all species. The main reason for this status is loss of habitat due to logging and agriculture. Siamangs live in family groups of a mated pair and their offspring, up to three in number. Siamangs are arboreal; they spend most of their lives in trees. Infants are entirely black. Similar to their neighbors’ dusky leaf monkeys, they inhabit forests with a lot of trees where they can show their magnificent climbing skills. Symphalangus is the Siamang's scientific name and it comes from the Greek ‘sym’, which means ‘together’, and ‘phalanx’, which means ‘finger’, referring to the fusing of its second and third toes, being joined by skin. They can carry obje… Despite being the largest of the "lesser apes", siamang families cover only about 50 to 60 acres of territory, particularly areas rich in leaves and figs. According to the IUCN Red List, the total number of Siamangs today is unknown but a specific population in the Bukit Barisan Selatan National Park, Sumatra, was estimated to be around 22,390 individuals. Siamangs are rare, small, slender, long-armed, tree-dwelling (lesser) apes. The Siamang is arboreal - meaning they spend most of their lives in the trees. Siamangs are most active in the middle and upper canopy of the forest, though they will forage lower down, especially during the hottest part of the day. Siamangs eat at least 160 different plant species, their favorites being fruits and figs. They seem to travel about half as much daily, which may be because they consume a greater percentage of a more common food, leaves. The siamang (Symphalangus syndactylus) is an arboreal, black-furred gibbon native to the forests of Indonesia, Malaysia, and Thailand. The Siamang lives in Sumatra, Peninsular Malaysia, as well as a small area in southern Peninsular Thailand. Siamangs are found in lowland, hill, and upper dipterocarp forest. Males assist with parental care by helping to defend their young and defending the territory, and sometimes they will groom, play with, or carry their young. Siamangs are monogamous animals and create pairs which remain together for life. Location and Habitat: The locations where the Siamang may be found are on the island of Sumatra, as well as in Malaysia. Different species have different preferences, some live in mountainous regions while others live near sea level. In Sumatra it is estimated that about 40 per cent of the Siamang's habitat has already been destroyed. He was moved from his small iron and concrete cage, where he had been living for 7 years in isolation, to a state of the art house in the middle of a natural forest. The siamang is the only gibbon to sport an inflating throat sac – called a gular – similar to that of a frigatebird, sage grouse or frog, which amplifies its singing. The Siamang’s call is enhanced by its throat sac, helping to make it amongst the loudest of gibbon species. Siamang Gibbons are under threat due to habitat loss suffered from deforestation and capture from the pet trade. The siamang is the only species in the genus Symphalangus. Siamangs are found in Malaysia, Thailand and on the island of Sumatra in Indonesia. They spend most of their time in the mid-upper canopy. He moved in with a new mate Lisa and had a baby boy Bryn in 2010. It inhabits the Barisan Mountains of the west-central region of Sumutra, and the mountains to the south of the Perak River in Peninsular Malaysia. Males and females are similar in appearance. Siamangs live in the mountains of the Malay Peninsula and Sumatra in rainforests and monsoon forests. The main threats to this species are the fragmentation and loss of forest habitat. Sloths are found in Central and South America in the rain forest canopy. They are found primarily in the rainforest’s areas. The female siamang weighs 10.5 kg (23 pounds) and the male 12 kg (26 pounds); the siamang is the only gibbon with a significant size difference between the sexes. All species of gibbon live in trees, and are among the most agile animals in the world. The Siamang is the largest of the lesser apes. An adult male will groom a female and males which are sub-adult. They are black-furred apes with very long arms, much longer than their legs. These are known as ischial callosities and help the siamang have a more comfortable night sleeping in the tree branches safe from predators. Birth follows a gestation period of about 230 days and the infant clings to its mother until it is about 3 to 4 months old. The siamang is the largest of the seven kinds of gibbon, all of which live in the rain forests of southern Asia. … Siamang gibbons are found in South East Asia, in Peninsular Malaysia, southern Peninsular Thailand and Sumatra. These are primary and secondary areas of tropical rainforest, which receive as much as five meters of rain annually. Siamang are arboreal and love to spend time up high in trees. Their preferred habitat is the tropical rainforest, at elevations between 305 and 1220 meters. The siamang is the largest and darkest species of gibbon. It lives in trees, that's why it is called arboreal. It generally takes siamangs around five hours to eat enough to be satisfied. Siamang, (Symphalangus syndactylus), arboreal ape of the gibbon family (Hylobatidae), found in the forests of Sumatra and Malaya. While one arm is holding on to a branch or limb, the other arm will be moving toward the next branch. Being frugivorous, Siamangs are important for seed dispersal within their ecosystem. Behavior. This species is threatened by hunting for pet trade and continued rates of habitat loss (mainly as a result of expanding agriculture such as coffee plantations, and road building). Older siblings will also help with rearing younger siblings. It has recently been classed as an endangered species, with The pair met later in life when they were both 19 years old and in need of companionship of a similar age. 2. Siamangs are typically found in the tropical rainforests of Sumatra (Indonesia) and Malaysia. They have relatively small ranges, about 60 acres (0.24 square kilometers). Brachiation is generally used by primates when they swing from tree to tree with their arms only. Found in Sumatra, our gibbons live in Peninsular Malaysia, as well as a small area in southern Peninsular Thailand. It can grow to be twice the size of other gibbons. Siamang Gibbon on The IUCN Red List site -, http://www.iucnredlist.org/details/39779/0. The Siamang, Hylobates syndactylus, is the largest of all the gibbon species. Therefore, this character makes it different from the other species of the primate family. Just like other gibbons they have tough, horny pads on their rear. Although it doesn't have a tail, the Siamang has an impressive sense of balance, and it is sometimes seen walking along branches on its hind legs, high above the ground, and sometimes it climbs on all fours. Siamang is dark, noisy and large. Geographic Distribution and Habitat The siamang is found in the mountain and lowland forests on Sumatra (the westernmost island of Indonesia), Malaysia, and small parts of Thailand. The lars, a group of species classified in the genus Hylobates, are the smallest and have the densest body hair. Siamang Gibbons. As a frugivorous animal, the siamang disperses seeds through defecation as it travels across its territory. If an intruder (including a human) enters their territory, a male will confront it, while the female usually retreats out of sight. The largest of the gibbons, the siamang can be twice the size of other gibbons, reaching 1 m (3.3 ft) in height, and weighing up to 14 kg (31 lb). Siamang gibbons have shaggy black fur, except for a gray area around their chin and mouth. Siamangs, like all gibbon species, are listed as endangered. The Linne’s two-toed sloth is found in such countries as Nicaragua, Columbia, Venezuela, Surinam, Guyana, French Guiana, North Central Brazil, and Northern Peru. Their large naked throat sac acts as a resonator for penetratingly loud, deep, and expressive sounds. She was born on 02/05/92. It is also distinguished by the web that unites the second and third toes of each foot. After being active for around 8 to 10 hours, they return to their sleeping place. They travel across the trees of the rainforest using a mode of transportation called brachiation. … The Siamang (Symphalangus syndactylus) is a tailless, black furred gibbon native to the forests of Malaysia, Thailand, and Sumatra. Here at Auckland Zoo we have designed their new habitat to care especially for the siamangs, so they can move along the ropes and between the trees just like in the jungle. They sometimes grow to double in size compared to other gibbons. Facts About Siamang Gibbon. Habitat Loss is the Most Threat for Siamang. They live in tropical forests which are classed as primary forests (which haven’t been logged or managed by people) as well as secondary forests (which have been disturbed). It is a show of dominance, with the more dominant individual receiving more grooming than it provides. If you have ever heard a big noise across the forests, chances are, you must be listening to Siamang. The siamang resembles other gibbons but is more robust. They live primarily in tropical rainforest and other jungles. Capture to be sold as pets is also a significant problem, and the siamang is one of the gibbon species most under threat in this illegal trade, where typically the mother is shot to procure her young for sale. His partner, Sasak came to us from Dublin Zoo. Adults groom usually for 15 minutes a day. Habitat. These apes are perfectly adapted to living in the trees, and their habitats must have dense vegetation. In particular, the Barisan Mountains and the west-central part of the Sumatra island are the homes of siamangs. This species inhabits the Malay Peninsula and the island of Sumatra, preferring habitat above 300m sea level. Siamang gibbons are found in South East Asia, in Peninsular Malaysia, southern Peninsular Thailand and Sumatra. The Siamang lives in Sumatra, Peninsular Malaysia, as well as a small area in southern Peninsular Thailand. The largest of gibbon species, which are sometimes known as the ‘lesser apes’, Siamang gibbons are known for their graceful movement from tree to tree and impressive emotive calls. Siamang is different from all living primates - chimpanzees, gorillas, orangutangs and humans - in a way that it has two fingers on each hand that have fused together, hence it is also known as syndactylus. This feature distinguishes the siamang from most of the gibbons, along with its longer and thinner fur, and the throat sac on both the male and female. In Malaysia, they are found in the southern part of the Perak River. The siamang (Symphalangus syndactylus) is an arboreal, black-furred gibbon native to the forests of Indonesia, Malaysia, and Thailand. General Information Where do they live? Siamang Gibbons. The siamang is also distinguished by the webbing between its second and … Steve's life has changed so much since 2008 when Anna Ryder Richardson took over the park. The Siamang gibbon is a primate and the largest of the gibbon species. It inhabits the Barisan Mountains of the west-central region of Sumutra, and the mountains to the south of the Perak River in Peninsular Malaysia. Siamangs occur in lowland, hill, and upper regions of dipterocarp forest, spending most of their time within the mid-upper canopy. This plays an important role in supporting forest. Each mating pair creates their own unique song to sing to one another. They can also be found in some parts of Peninsular Thailand. They prefer forest areas predominantly made of fig trees, which is one of their favourite foods! Also the forests of the mountainous portions of Sumatra and the monsoon forests. Sign up to receive news, info and special offers. 50% of a Siamang's waking time is used for resting, lying either on its back or its stomach, typically in a tall tree. Gibbons are the smallest members of the Ape family and they spend most of … They do not breed seasonally, and they produce a single young every two to three years. They reach sexual maturity when they are eight or nine years old. They use very tall emergent trees, which grow above the height of the canopy, to rest and sleep. Watch Steve's extraordinary story on Anna's Wild Life. A major threat to siamang gibbon’s life is habitat loss. These very acrobatic primates live in southeast Asia. As an ape the siamang does not have a tail. They spend nearly all their time in the treetops. The siamang is the only species in the genus Symphalangus. Unlike some of the great apes, which live fully or partially on the ground, gibbons are arboreal. Like all primates, gibbons are social animals. Adopt a Primate now. Overall siamangs’ numbers are decreasing today and they are classified as endangered (EN) on the list of threatened species. Their preferred habitat is the tropical rainforest, at elevations between 305 and 1220 meters. They can weigh between 10 – 12 kg and have large throat pouches which allow them to vocalise and sing. The Siamang can be found in the rainforests, monsoon forests and mountian forests of Sumatra and peninsular Malaysia. Moreover, they occur in lowland, hill, and upper regions of the dipterocarp forest. These gibbons wake at sunrise and first perform their morning "concert". The main part of a siamang’s diet is leaves but they will also eat fruit, flowers and small animals. During the breeding season, he will spend more time grooming the female. Siamangs eat mainly leaves and fruit, but sometimes they eat insects, small vertebrates and bird eggs. They prefer forest areas predominantly made of fig trees, which is one of their favourite foods! It is one of the largest Primate. They can be heard through the forest up to 3.2 km distant. Like other Primates, Siamang gibbon has a high developed brain that makes it more unique. He failed to thrive at other zoos – but when he came here, he started to grow in confidence, and began to show us his extraordinary character. The parents mark their territory by singing a duet. A Siamang defends its territory with a singing ritual that starts at about 9 am each day and lasts for about an hour. The largest of the gibbons, the siamang can be twice the size of other gibbons, reaching 1 m (3.3 ft) in height, and weighing up to 14 kg (31 lb). The siamang is the largest of the gibbons, occupying the midupper layers in the forest, the siamang has entirely black fur. Native to the forests of Sumatra, Malaysia and Thailand, its home range overlaps with both the Lar and Agile Gibbons 0 though because of its largely leaf-eating habits, it does not compete for what the forest has to offer the other species. Such a group lives in a stable home range, 15 to 35 hectares in size, most of which they defend as a territory.