10 (15176). In 2003, the Kadoorie Conservation China Department (KCC) was invited by the local authority to take an active role in saving the Hainan Gibbon. The Hainan gibbon is active during the day, eats almost only fruits, like figues for example. The Hainan gibbon or Hainan black-crested gibbon of China (Nomascus hainanus) is critically endangered and is the rarest primate in the world. Hainan Black Crested Gibbon Facts Most notably, the Hainan Black Crested Gibbon ranks as one of the most fascinating of all primate species. the world’s rarest ape, rarest primate, and probably rarest mammal species. The rest are in decline. The species is well-known for being great singers since they sing duets at dawn to mark their territories and enhance bonding, bachelors also sing solos to attract females. The population of the Hainan black-crested gibbon has largely decreased in the 1970s due to habitat loss. This species is so rare that they are only found on Hainan Island in China. It holds this opinion-based distinction for several reasons. 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. As a new day dawns the adult males, their fur a deep, rich black, climb to the top of the canopy to greet the rising sun with their warbling cry. Only around 25 remain. But perhaps the most noteworthy fact about this primate, however, remains its truly unfortunate status. De Hainangibbon lijkt sterk op de verwante Nomascus nasutus. Like the great apes, they have a humanlike build and no tail, but they seem to lack higher cognitive abilities and self-awareness. De Hainangibbon is een endemische soort die alleen voorkomt op het eiland Hainan (China). Oct 15, 2012 - Learn more about the Hainan gibbon - with amazing Hainan gibbon photos and facts on Arkive This outlined various strategies, such as ongoing monitoring of the gibbon population, reforestation and increased patrols to prevent poaching and logging. In 2020, it was announced that the population has increased to 30 animals. Most gibbon species are monogamous, but the Hainan Gibbon lives in families consisting of one husband, two wives and their immature offspring. Still, as recently as 1950, the gibbon population topped 2,000, and it could be found in 12 of Hainan’s 19 counties. They can reach 17 to 25 inches in length and weigh between 9 and 29 pounds. They are slender primates, with long arms and legs. This specie is arboreal and the females give birth to only one offspring every two years! Geographic Range. The average weight for males is about 14.57 lb (6.61 kg); average weight for females is about 14.47 lb (6.563 kg). Op grond van DNA-onderzoek en nauwkeurige analyse van het geluid is geconcludeerd dat het hier om een soort gaat en niet om een ondersoort Nomascus nasutus hainanus. Still, as recently as 1950, the gibbon population topped 2,000, and it could be found in 12 of Hainan’s 19 counties. De tekst is beschikbaar onder de licentie. It holds this opinion-based distinction for several reasons. Molecular data, together with morphology and call differences, suggest it is a separate species. De Hainangibbon ( Nomascus hainanus) is een soort van de familie gibbons (Hylobatidae) en de superfamilie van de mensapen. Waarschijnlijk was de voorkeurshabitat tropisch laaglandbos, maar dat is sinds de jaren 1960 omgezet in rubberplantages. To pull the species back from the brink of extinction, KCC worked with Hainan Bawangling National Nature Reserve to establish two gibbon monitoring teams, sponsor researchers to study the species, conduct annual population census, plant the species’ favourite native food trees produced by a local nursery, promote sustainable agriculture (rubber agroforestry and eco beekeeping) and conduct awareness raising activities amongst the local community. Hainan Gibbon Facts The Hainan gibbon is the rarest ape in the world. [1], Volgens een persbericht van de Hainan Gibbon Conservation Project in mei 2020 werden eind 2019 op Hainan vijf paren geteld met jongen (samen 30 individuen met een nieuw paar dat gezien en gehoord werd). Gibbon, any of approximately 20 species of small apes found in the tropical forests of Southeast Asia. (Zhang, et al., 2010; Zhou, et al., 2005) They all lack a tail and are considered the closest relatives to human. 95% of their original habitat of lowland, tropical primary forest has been destroyed. The Hainan gibbon or Hainan black-crested gibbon of China (Nomascus hainanus) is critically endangered and is the rarest primate in the world. Rond 2008 kwamen er nog maar een paar groepen voor in het natuurreservaat Bawangling, waar ze leefden in hellingbossen tussen de 650 en 1200 m boven de zeespiegel. Interesting Gibbon Facts: Gibbons are small and lightweight apes. With our determined effort, the Hainan Gibbon population has increased to more than 30 individuals in five groups in 2020. Gibbon, (family Hylobatidae), any of approximately 20 species of small apes found in the tropical forests of Southeast Asia.Gibbons, like the great apes (gorillas, orangutans, chimpanzees, and bonobos), have a humanlike build and no tail, but gibbons seem to lack higher cognitive abilities and self-awareness. Hainan black crested gibbon (Nomascus hainanus) is one of the world's most endangered primates. The Hainan Black Crested Gibbon is a species which is coloured differently for each sex. Over 2,000 individuals were estimated to live throughout the island in the 1950s, but due to rampant poaching and forest loss, the population declined sharply to less than 10 individuals in the 1970s. The majestic and enigmatic Hainan gibbon is confined to a single small patch of forest. Hainan gibbons, or Nomascus hainanus, love to sing. Average Life Span In The Wild: Up to 25 years. Daarom staat de Hainangibbon als ernstig bedreigd (kritiek) op de rode lijst en behoort deze aap tot de meest bedreigde diersoorten onder de mensapen. Gibbons, together with the Orang-utans of Asia and Chimpanzee and Gorillas of Africa, are the four living non-human apes. These characteristics, in association with the newly discovered genetic differences, suggest that the Hainan gibbon and eastern black gibbon be considered distinct species (Roos and Nadler 2005; Roos et al. Wildscreen's Arkive project was launched in 2003 and grew to become the world's biggest encyclopaedia of life on Earth. De Hainangibbon wordt in zijn voortbestaan ernstig bedreigd door aantasting van het leefgebied en doordat er nog zo weinig van over zijn. Geographic Range. In 2015, only 10 animals existed, according to the International Union for Conservation of Nature, or the IUCN. Hainan gibbons weigh between 12.78 and 22.03 lb (5.8-10 kg). 95% of their original habitat of lowland, tropical primary forest has been destroyed. This species is so rare that they are only found on Hainan Island in China. There were around 2000 of them living in the wild around 70 years ago. They also differ in having longer … With the help of over 7,000 of the world’s best wildlife filmmakers and photographers, conservationists and scientists, Arkive.org featured multi-media fact-files for more than 16,000 endangered species. Only around 25 remain. There are only around 30 Hainan gibbon individuals left in the world, but conservationists see a potential future for this animal. Its habitat consists of broad-leaved forests and semi-deciduous mons… The species have very different looking adult males and females: Adult males are jet black with a hairy crest, while adult females are golden yellow with a black crown. Ze trekken rond in groepjes van 4 tot 8 individuen. Tweet Bringing the Hainan Gibbon Back from the Brink. There are only around 30 of them living in the wild. Scientific name: Nomascus hainanusOrder: PrimatesFamily: HylobatidaeIUCN Red List: Critically EndangeredCITES: Appendix IState Key Protected Animal List of China: Class I. The Hainan Gibbon Look at this baby Hainan Gibbon! (Zhang, et al., 2010; Zhou, et al., 2005) The Hainan black-crested gibbon or Hainan gibbon (Nomascus hainanus), is a species of gibbon found only on Hainan Island, China. Most notably, the Hainan Black Crested Gibbon ranks as one of the most fascinating of all primate species. [2], Hainangibbons zijn uitgesproken bosdieren die overdag actief zijn. Hainan gibbon ‘clinging on’ with 25 left in China. CBSG facilitated and provided modeling support at an international workshop for Hainan gibbons, which are some of the most endangered primates in the world. As of 2020, it is the only gibbon species assessed by the IUCN Red List to have a stable population – all 19 other species are decreasing in numbers. The Hainan gibbon species is restricted to just 0.8 sq mi (2 sq km) within the Bawangling National Nature Reserve on the western side of Hainan Island in the South China Sea. The Hainan gibbon (Nomascus hainanus), once widespread across Hainan, China, is now found only in the Bawangling National Nature Reserve. In 2015, only 10 animals existed, according to the International Union for Conservation of Nature, or the IUCN. Habitat loss and fragmentation are the primary drivers of Hainan gibbon population decline. The entire population of the Hainan black-crested gibbon, Nomascus hainanus, is found in the 300 km^2 Bawangling National Nature Reserve (BNNR) on Hainan Island off of the coast of China.Historically, N. hainanus was widespread on Hainan Island but a recent estimate put its entire geographic range as low as 14 to 16 km^2 of BNNR. Over 2,000 individuals were estimated to live throughout the island in the 1950s, but due to rampant poaching and forest loss, the population declined sharply to less than 10 individuals in the 1970s. It was formerly considered a subspecies of the eastern black crested gibbon (Nomascus nasutus) from Hòa Bình and Cao Bằng provinces of Vietnamand Jingxi County in Guangxi Zhuang Autonomous Region, China. De Hainangibbon (Nomascus hainanus) is een soort van de familie gibbons (Hylobatidae) en de superfamilie van de mensapen. With a remaining population size of 33 individuals, it is the world’s rarest primate. [4], Hainangibbon op de IUCN Red List of Threatened Species, Glimmer of hope for world's rarest primate. Numerous projects to study the gibbons’ ecology, habitat and population dynamics have also been funded. Gibbons are the true king of the swingers and highly adapted to life in the trees. 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