Pictures and facts about the Colobus monkeys, leaf-monkeys, and relatives

Angolan colobus	pig-tailed langur
grizzled leaf monkey	western red colobus
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Colobus monkeys, leaf-monkeys, and relatives

Order : Primates
Family : Cercopithecidae
Subfamily : Colobinae

Facts about the subfamily Colobinae, the colobus monkeys, leaf-monkeys, and relatives

The most striking specialization of the subfamily Colobinae is the complex stomach, which is divided into pockets, or chambers (sacculations), and banded by two longitudinal muscular strips. (Full text)

The subfamily Colobinae is very widespread; you find them in Africa, as the black and white monkeys, all over India as Hanuman langurs and in South-east Asia as leaf eating monkeys and those wonderful droopy nosed proboscis monkeys in Borneo. (Full text)

1781), sub-family Colobinae, is endemic to the island of Kalimantan, and is listed as vulnerable on the IUCN Red List of Threatened Animals. (Full text)