Apes - New England Primate Conservancy

Crested Gibbons
Genus: Nomascus

Black Crested Gibbon (Nomascus concolor)

CONSERVATION STATUS: CRITICALLY ENDANGERED

The black crested gibbon has lost 75% of his habitat to hunting and human encroachment, giving this small ape the unfortunate status of being one of the world’s most endangered primates. Today, the black-crested gibbon survives in remote...
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Hainan Gibbon (Nomascus hainanus)

CONSERVATION STATUS: CRITICALLY ENDANGERED

With a total population of only 25 to 28 individuals, the Hainan gibbon is the world’s rarest ape and one of the world’s rarest mammals. Also known as the Hainan black-crested gibbon, the species is restricted to just 0.77 sq mi (2 sq km), as reported in...
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Photo source: Luc Borne

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Dwarf Gibbons
Genus: Hylobates

Agile Gibbon (Hylobates agilis)

CONSERVATION STATUS: ENDANGERED

The agile gibbon, also called the black-handed gibbon, lives in Southeast Asia—notably the countries of Thailand, Malaysia, and Indonesia. This region offers tropical rainforests, the preferred habitat of these monkeys, where they take to the upper canopy and live...
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Photo credit: Julie Langford/Creative Commons

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Pileated Gibbon (Hylobates pileatus)

CONSERVATION STATUS: ENDANGERED

Also known as the capped or crowned gibbon, pileated gibbons (Hylobates pileatus) are found throughout Southeast Asia, in countries that include Cambodia, Lao People’s Democratic Republic, Thailand, and Vietnam. They live in tropical deciduous monsoon...
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Silvery Gibbon (Hylobates moloch)

CONSERVATION STATUS: ENDANGERED

The silvery gibbon, also known as the Javan gibbon, is very rare and endangered. The species is confined to 29 fragmented forested areas in western and central Java. The largest populations are found in the lowland and lower montane rainforest in the west...
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White-Handed Gibbon (Hylobates lar)

CONSERVATION STATUS: ENDANGERED

White-handed gibbons, also known as lar gibbons, live in the tropical rainforests of southern and Southeast Asia. Of all the gibbon species, white-handed gibbons inhabit the greatest north-south range. They make their homes in the countries of Indonesia...
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Hoolock Gibbons
Genus: Hoolock

Western Hoolock Gibbon (Hoolock hoolock)

CONSERVATION STATUS: ENDANGERED

Western Hoolock gibbons, also known as white-browed gibbons, are the only apes that live in the Indian sub-continent. They thrive in the dense forests that extend from east of the Brahmaputra River in northeast India, through Bangladesh, and into western...
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Siamang
Genus: Symphalangus

Siamang (Symphalangus syndactylus)

CONSERVATION STATUS: ENDANGERED

The siamang is found in the mountain and lowland forests on Sumatra (the westernmost island of Indonesia), Malaysia, and small parts of Thailand. Despite being the largest of the "lesser apes", siamang families cover only about 50 to 60 acres of territory...
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