The Tonkin black crested gibbon (Nomascus concolor concolor) is a critically endangered subspecies of the black crested gibbon found in Yunnan and Vietnam.
Distribution Geographic range The Tonkin black crested gibbon is found occurs in central and southwestern Yunnan (China) and in northern Vietnam, precisely in Lao Cai, Yen Bai, Son La and Lai Châu provinces.Geissmann, T., Dang, N.X., Lormée, N. and Momberg, F. 2000. Vietnam primate conservation status review 2000 - Part 1: Gibbons. Fauna and Flora International, Indochina Programme, Hanoi. 130 pp.
Habitat The Tonkin black-crested gibbon lives in forests at altitudes of between .
Behavior
Social structure The Tonkin black-crested gibbon lives in groups.
Feeding The Tonkin black-crested gibbon feeds mainly on leaves, fruits, figs and flowers.
Conservation
Status As of November 2015, the Tonkin black crested gibbon is critically endangered.
Threats The Tonkin black-crested gibbon is threatened by the destructive use of local forests, hunting, selective logging and the encroachment of agriculture on its environment.
Conservation actions
References