S E C U R I T Y

S E C U R I T Y

Baby monkey, secure in his mother’s arms.

Francoís Langur – or the Francois’ Leaf Monkey. Mother and baby are residents of the Memphis Zoo, USA.

Endangered Species – Threatened. Its numbers are decreasing due to habitat destruction.

The Francois’ Langur or Francois’ Leaf Monkey (Trachypithecus francoisi) is a species of lutung and the type species of its species group. The species live in the forest of Southwestern China, Central Laos, and Northeastern Vietnam.

This species grows to about 20 lbs. It is recognized by it’s long nd silky black coat, and bands of white on it’s cheeks. The young are rust color at birth. The hands are prehensile with opposable thumbs. on its head is a peak crest fur gives them pixyish appearance. This leaf monkey is adapted to herbivore diet. They enjoy eating leaves, bark, buds, fruit, and shoots.

The total number of wild individuals is unknown, but there are believed to be less than 500 left in Vietnam and 1,400-1,650 in China (IUCN, 2008). There are only about 60 langurs in captivity in North American zoos.

The Mesker Park Zoo in Evansville, Indiana, has made headlines for its success in breeding the rare monkey. The zoo received two females, Liang and Sai, in November 2003 from the San Diego Zoo. Each gave birth to a son in August 2006. The father came from the Cincinnati Zoo in December 2005. In February 2008 Liang gave birth to a female.

In March 2009 an orange female was born at Australia’s Taronga Zoo. She is being cared for by zoo staff after being rejected by her mother.

Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Primates
Family: Cercopithecidae
Genus: Trachypithecus
Species group: T. francoisi
Species: T. francoisi
Binomial name
Trachypithecus francoisi
(Pousargues, 1898)

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