They are slender primates, possess with long arms and legs. 2015;Geissmann and Bleisch 2008;Stone 2011;Zhou et … De Hainan-gibbons klampen zich letterlijk en figuurlijk vast aan de takken van het regenwoud in de bergen waar mensen nog niet zijn begonnen met houtkap.” Hij zegt ook dat zowel de soort als het leefgebied door de Chinese wet werden en worden beschermd, maar dat is onvoldoende: 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 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. It is endemic to Hainan Island and is now restricted to Hainan Bawangling National Nature Reserve. De Hainangibbon (Nomascus hainanus) is een soort van de familie gibbons (Hylobatidae) en de superfamilie van de mensapen. Conservation efforts had paid off, as the Hainan gibbon was the only one of 19 recognised species of gibbons showing a stable increase in numbers, Lo said. 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. Hainan Gibbon Fun Facts (I) 2 August 2018 | China Eco Tales. 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. 2) Concolor or black crested gibbon (Nomascus concolor) 3) Eastern black crested gibbon or Cao Vit (Nomascus nasutus) 4) Hainan black crested gibbon (Nomascus hainanus) 5) Northern white-cheeked gibbon (Nomascus leucogenys) 6) Southern white-cheeked gibbon (Nomascus siki) 7) Yellow –cheeked gibbon (Nomascus gabriellae) 4. The Hainan gibbon or Hainan black-crested gibbon of China (Nomascus hainanus) is critically endangered and is the rarest primate in the world. [1], In 2011 werden door onderzoekers nog maar 22 dieren aangetroffen, verdeeld over twee groepen en daarnaast nog vier solitair rondtrekkende dieren. We launched the first population census and only confirmed the presence of 13 individuals in two groups. In 2015, only 10 animals existed, according to the International Union for Conservation of Nature, or the IUCN. 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. De Hainangibbon is een endemische soort die alleen voorkomt op het eiland Hainan (China). 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. Hainan Gibbon Facts The Hainan gibbon is the rarest ape in the world. Hainan gibbons weigh between 12.78 and 22.03 lb (5.8-10 kg). Most gibbon species are monogamous, but the Hainan Gibbon lives in families consisting of one husband, two wives and their immature offspring. Hainan Black Crested Gibbon Facts Most notably, the Hainan Black Crested Gibbon ranks as one of the most fascinating of all primate species. Since 1989, the Hainan black-crested gibbon has been under first-class state protection in China. The population of the Hainan black-crested gibbon has largely decreased in the 1970s due to habitat loss. First use of artificial canopy bridge by the world's most critically endangered primate the Hainan gibbon Nomascus hainanus. This specie is arboreal and the females give birth to only one offspring every two years! The rest are in decline. Soon the females, distinctive by their golden colouring, and their young join in, … (Zhang, et al., 2010; Zhou, et al., 2005) De tekst is beschikbaar onder de licentie. 2007). Its habitat consists of broad-leaved forests and semi-deciduous mons… [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). The Hainan Gibbon Look at this baby Hainan Gibbon! Deze pagina is voor het laatst bewerkt op 9 jul 2020 om 16:05. They can reach 17 to 25 inches in length and weigh between 9 and 29 pounds. Gibbons, together with the Orang-utans of Asia and Chimpanzee and Gorillas of Africa, are the four living non-human apes. 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. This species is so rare that they are only found on Hainan Island in China. Conservation and Research - Fauna Conservation, Monitoring the Shark Fin Trade in Hong Kong, Screening of Wildlife Products Sold in Hong Kong Markets, Collaborative Research in KFBG’s Nature Reserve, Self-guide Activities and Suggested Itineraries, Educational Exhibits: Some Rescued Animals Perform an Educational Role, Become a KFBG Member - I’m a Friend of Nature. Waarschijnlijk was de voorkeurshabitat tropisch laaglandbos, maar dat is sinds de jaren 1960 omgezet in rubberplantages. 6 How fast is a Hainan gibbon? 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. Only around 25 remain. De Hainangibbon lijkt sterk op de verwante Nomascus nasutus. Facts: The entire Hainan gibbon population of only 23-25 individuals is restricted to about 15km2 of highly fragmented habitat. The discovery of a new breeding pair raises hope for the survival of the world's rarest primate, the Hainan Gibbon. Gibbon, any of approximately 20 species of small apes found in the tropical forests of Southeast Asia. Still, as recently as 1950, the gibbon population topped 2,000, and it could be found in 12 of Hainan’s 19 counties. 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). 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