The hoolock gibbons are three primate species of genus Hoolock in the gibbon family, Hylobatidae, native to eastern Bangladesh, Northeast India, Myanmar and Southwest China. Follow. Eastern hoolock gibbon. Established in 1964, the IUCN Red List of Threatened Species has evolved to become the world’s most comprehensive information source on the global conservation status of animal, fungi and plant species. Hoolock gibbons is a primate from gibbon family and are wild animals found in certain parts of Indian jungles too. Indian records of the species likely to actually represent the Western Hoolock, The species has experienced a drastic population decline in the last 30 to 40 years. Mootnick and Groves stated that hoolock gibbons do not belong in the genus Bunopithecus, and placed them in a new genus, Hoolock. Quite the same Wikipedia. White rings around their eyes and mouths give their faces a mask-like appearance. Eastern Hoolock Gibbon the only lesser ape found in India. Links are in blue. The sexes are about the same size, but they differ considerably in coloration: males are black-colored with remarkable white brows, while females have a grey-brown fur, which is darker at the chest and neck. In 2009 the it was considered as one of the 25 most endangered primates in the world. : Bunopithecus (hoolock) hoolock] Hulock Most gibbons dwell in the tropical forests of Southeastern Asia, but eastern hoolock gibbons (Hoolock leuconedys) survive in high montane forest ranging from 1,600 to 2,700 m a.s.l. Eastern hoolock gibbon** Hoolock leuconedys (Syn. The hoolock gibbons are three primate species of genus Hoolock in the gibbon family, Hylobatidae, native to eastern Bangladesh, Northeast India, Myanmar and Southwest China. However, the type species for Bunopithecus is Bunopithecus sericus, an extinct gibbon or gibbon-like ape from Sichuan, China. Between August 2010 and September 2011, we studied the ranging behavior of one habituated group of eastern hoolock gibbon (H.leuconedys) living in a seasonal montane forest in Gaoligongshan, Yunnan, China. (1987) Notes on the distribution and conservation of Phayre’s leaf monkey and Hoolock gibbon in India. Their life expectancy in the wild is about 25 years. [4] Its range extends into seven states covering Arunachal Pradesh, Assam, Manipur, Meghalaya, Mizoram, Nagaland, and Tripura (The seven northeastern states of India).[5][6]. Very recent investigations have shown that the hoolock gibbons are not closely related to B. sericus, so they have been placed in their own genus, Hoolock. We describe a species of Hoolock gibbon (Primates: Hylobatidae) that is new to science from eastern Myanmar and southwestern China. (1991) Ecology of the Hoolock gibbon, a lesser ape in the tropical forests of North-eastern India. Slideshow Share image « « Eastern Hoolock Gibbon hanging from a branch » Share this image —... Hoolock Gibbon copyright Nikhil Devasar 21 Mar 2009. They reach a size of 60 to 90 cm and weigh 6 to 9 kg. With long and slender arms, hoolock gibbons are swift creatures, barely needing to step on the ground. Previously, they were counted among the populations of eastern hoolock gibbons (H. leuconedys), a species that the IUCN Red List has classified as vulnerable. Hoolock leuconedys (Groves 1967) Species recognized by EOL Dynamic Hierarchy 1.1 and EOL Dynamic Hierarchy 1.1. CONTACT Classically, all gibbons were classified in the genus Hylobates, with the exception of the siamang. The geographical range of the eastern hoolock gibbon in India is contiguous with its range in Myanmar through the Chukan pass in Changlang district (Das et al., ). 2013). After some studies, the genus was divided into three subgenera (including the siamang's Symphalangus), and then into four (recognizing Bunopithecus as the hoolock subgenus distinct from other gibbon subgenera). Of the two, the western hoolock is listed as Endangered in the IUCN Redlist, while the eastern hoolock is listed as Vulnerable, and both species’ populations have been declining due to habitat destruction of various forms and hunting for meat. People Resources and Conservation Foundation | Terms of Use, and in southwest Yunnan (China). Es werden eine westliche (H. hoolock) und eine östliche Art (H. leuconedys) unterschieden, die ursprünglich als Unterarten einer einzigen Art (H. hoolock) geführt wurden. This separation was supported by pelage differences in specimens in the American Museum of Natural History and the British Museum. The classification of this gibbon has changed several times in the past few years. Map credit: Chermundy & IUCN/Creative Commons. Die Weißbrauengibbons oder Hulocks (Hoolock) sind eine Primatengattung aus der Familie der Gibbons (Hylobatidae). The eastern hoolock gibbon: It inhabits specific pockets of Arunachal Pradesh and Assam in India, and southern China and north-east Myanmar. overview; data; media; articles; maps; names; Scientific Names. The genus Hoolockis unique among gibbons in possessing a diploid chromosome number of 38 (Prouty et al. Groves (1967) considered the hoolock to have two subspecies, Hylobates hoolock hoolock, the western Hoolock gibbon, and H. h. leuconedys, the eastern hoolock gibbon, separated by the Chindwin River system. [1][2] A new subspecies of the western hoolock gibbon has been described recently from northeastern India, which has been named the Mishmi Hills hoolock gibbon, Hoolock hoolock mishmiensis. : Bunopithecus hoolock leuconedys)** (GROVES, 1967) Photo by: ZGAP - Zootier des Jahres 2019 : Additional images here: Number of Subspecies: 00: Information Source for Taxanomy: Wilson, Don E. / Mittermeier, Russel A.; HMW Vol. T. hoolock gibbons [genus Hoolock] Hulocks {pl} zool. (2006) The distribution and status of hoolock gibbon, Choudhury, A.U. There are numerous threats to Hoolock Gibbon, including habitat encroachment, forest fragmentation, hunting for, A win for weavers: community entrepreneurship prize, Both Hoolock Gibbon species are separated by the Chindwin River in western Myanmar, which flows into the Irrawaddy. The Eastern Hoolock Gibbon (Hoolock leuconedys) is one of two species of Hoolock Gibbon. Driving 120 kilometers (75 miles) north from Barekuri, the lush green fields of the easternmost corner of Assam gradually give way to the Mishimi Hills of Lower Dibang Valley district in Arunachal Pradesh state. WildFilmsIndia. Eastern Hoolock Gibbon Range Der östliche Hoolock Gibbon ( Hoolock leuconedys) ist ein Primat aus der Gibbon-Familie Hylobatidae. This species is found particularly east of the Chindwin River in Myanmar and in southwest Yunnan (China). Eastern hoolock gibbons. 1983; Liu et al., 1987). Eastern hoolock gibbons in Gaoligongshan inhabit the coldest habitat of all gibbon populations, but both conservation and research efforts on this population have been minimal. The Oxford English Dictionary says that the name "Hoolock" is from the Assamese হলৌ (holou) or related languages. » Gibbons » … Creatures » Cellular Organisms » Eukaryotes » Opisthokonts » Animals » Bilateria » Deuterostomes » Chordates » Vertebrates » Jawed Fish » Bony Fish » Lobe Finned Fishes » Terrestrial Vertebrates » Amniotes » Synapsids » Therapsid » Cynodonts » Mammals » Therians » Es ist eine von drei Arten von Hoolock Gibbon. T. western hoolock gibbon [Hoolock hoolock, also: Hoolock hoolock hoolock, syn. These four subgenera were elevated to full genus status. Young hoolocks are born after a seven-month gestation, with milky white or buff-colored hair. Hoolocks are the second-largest of the gibbons, after the siamang. In northeast India, the hoolock is found south of Brahmaputra as well on the North Bank areas and east of the Dibang Rivers. Choudhury, A.U. It is found in some parts of Arunachal Pradesh and Assam in India, and in southern China and north-east Myanmar outside India. Choudhury, A.U. The two species differ in their fur coloration and DNA sequences, and may have diverged about 1.42 million years ago. Content by Andie Ang unless otherwise stated © 2014-2020 | Andie Ang. Size, Weight, and Lifespan There is not much difference in size between males and females; they weigh between 13 and 19 pounds (6–9 kg) and stand 23–35 inches (60–90 cm) tall. Western hoolock gibbon geographic range. Choudhury, A.U. The species is found in extreme eastern corner of Assam and parts of Arunachal Pradesh, Myanmar east of the Chindwin River, and in south west Yunnan of China. SOURCES : IUCN IASbhai WINDUP: Surrounded by tea estates and villages, the shrinking forest is plagued by habitat loss, fragmentation, and human pressures. Indian records of the species likely to actually represent the Western Hoolock In other gibbon genera the number is 50 (Symphalangus), 52 (Nomascus) and 44 (Hylobates), respectively. After about six months, the hair of males will darken and turn black, while the female hair remains buff-colored throughout her life. They live together in monogamous pairs, which stake out a territory. eastern hoolock gibbon [Hoolock leuconedys] Östlicher Hulock {m} zool. Like the other gibbons, they are diurnal and arboreal, brachiating through the trees with their long arms. In the process, the two subspecies of hoolock gibbons have been raised to species level. After eight to 9 years, they are fully mature and their fur reaches its final coloration. All information about hoolock gibbons comes from studies on western hoolock gibbons (Hoolock hoolock) living in lowland forest. of eastern hoolock gibbons livingin highly fragmented forest in the southeast boundary of Mehao Wildlife Sanctuary, lower Dibang valley district, Arunachal Pradesh, India (Sarmaet al. EASTERN HOOLOCK GIBBON. T. eastern hoolock gibbon [Hoolock leuconedys] Östlicher Weißbrauengibbon {m} zool. (2013) Description of a new subspecies of Hoolock gibbon, "Description of a new species of Hoolock gibbon (Primates: Hylobatidae) based on integrative taxonomy", "New species of gibbon discovered in China",, Creative Commons Attribution-ShareAlike License, This page was last edited on 15 October 2020, at 20:46. Diese Art kommt in der äußersten östlichen Ecke von Assam und in Teilen von Arunachal Pradesh, Myanmar östlich des Chindwin-Flusses, wie dem Mahamyaing Wildlife Sanctuary, und im Südwesten von Yunnan in China … Nature Picture Library offers the best nature photographs and footage from the world's finest photographers, to license for commercial and creative use. More than 500,000 images and video clips online, from tigers to turtles and elephants to sharks. The Mehao Wildlife Sanctuary, the only protected area in India established to protect the eastern hoolock gibbon (Hoolock leuconedys), is located here. [7] A further new species, Hoolock tianxing, with an estimated population of about 200 in China, was discovered in southwest China in 2017.[8]. Sexes of both species have distinct white eyebrows, which are closer together in the Western Hoolock, making this the main visual diagnostic feature. Reference taxon from ITIS Global in Species 2000 & ITIS Catalogue of Life. The eastern hoolock gibbon (Hoolock leuconedys) is a primate from the Hylobatidae (gibbon) family. Their diet consists mainly of fruits, insects and leaves. Preferred Names. Hoolock leuconedys . The genus of hoolock gibbons comprises two previously described living species, the western (Hoolock hoolock) and eastern hoolock (H. leuconedys) gibbons, geographically isolated by the Chindwin River.We assessed the morphological and genetic … Just better. India’s biodiversity is home to an incredible variety of flora and fauna. Western hoolock gibbon ( Hoolock hoolock ), mother and infant. This site remains a work in progress. - Nature Picture Library eastern hoolock gibbon Their calls serve to locate family members and ward off other gibbons from their territory. However, some species are more common to find that others. T. hoolock gibbons [genus Hoolock] Weißbrauengibbons {pl} zool. Eastern Hoolock Gibbon Hoolock leuconedys (Groves 1967) collect. We conducted a survey of the distribution and population status of the eastern hoolock gibbon Hoolock leuconedys in non-protected fragmented forest areas of the Lower Dibang Valley district of Arunachal Pradesh, India, during September 2010–June 2011. Species recognized by … In 2005, the western and the eastern Hoolock gibbons were classified as two distinct species. eastern hoolock gibbon (H. leuconedys) living in a seasonal montane forest in Gaoligongshan, Yunnan, China. We studied singing patterns of two habituated and two unhabituated groups at two sites in Gaoligongshan … 2 years ago | 65 views.
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