Assertion: crested gibbon | /r/HasProperty | listed as endangered
Facets:
value: with four subspecies
type: OTHER
Source sentences:
text: The hoolock gibbon and the black crested gibbon are listed as Endangered, facing a very high risk of extinction, due to habitat loss and degradation from human activities.
text: The black crested gibbon (Nomascus concolor) is an endangered species of gibbon found in China, Laos, and northern Vietnam, with four subspecies.