Rod Williams / Francois' Langur (Trachypithecus francoisi) captive from Southern China and NE Vietnam. Endangered species.

Rod Williams / Francois' Langur (Trachypithecus francoisi) captive, from Vietnam, Laos and Southern China, Endangered

Francois Savigny / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} adult and young, Bandhavgarh NP, Madhya Pradesh India

Francois Savigny / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} Bandhavgarh NP, India, Madhya Pradesh

Francois Savigny / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} Bandhavgarh NP, India

Francois Savigny / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} sitting in tree. Ranthambhore NP, India

Francois Savigny / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} leaping from tree with baby clinging on, Bandhavgargh NP, Madhya Pradesh, India

Rod Williams / Female Francois' Langur (Trachypithecus francoisi) captive from south west China to north east Vietnam. Endangered.

Rod Williams / Female and young Francois' Langur (Trachypithecus francoisi) captive from south west China to north east Vietnam. Endangered.

Rod Williams / Young Francois' Langur (Trachypithecus francoisi) captive from south west China to north east Vietnam. Endangered.

Rod Williams / Francois' langur (Trachypithecus francoisi) captive, from Vietnam, Laos, SW China, Endangered

Francois Savigny / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} alarm calling, Bandhavgarh NP, India