Name:Colobus vellerosus
Outline:Primates
Family:Cercopithecidae Colobus
length:61-66cm
Weight:8.3-9.9kg
Life:About 20 years
IUCN:LC
Colobus vellerosus (scientific name: White-thighed Colobus, Geoffroy's Black-and-white Colobus) was originally a subspecies of the West African black-and-white colobus and was confirmed as an independent species in 2003.
The family of spotted colobus monkeys is composed of multiple males and multiple females. There are an average of 16 members in a group, including up to four adult males, and the rest are females and young monkeys.
The spotted colobus monkey can mate and reproduce all year round. The marriage is polygamous or polyandrous. Female monkeys reproduce once every two years. The gestation period is 175 days. Each litter only produces one baby, and the baby monkey is white. In the first few months after the baby monkey is born, the female monkeys in the tribe will help take care of and support the baby monkey, regardless of whether it is the mother or not. The mother monkey takes the baby monkey everywhere to feed it. The baby monkey always hangs on its mother's chest and grasps the mother's fur. Living with the mother, the baby monkey grows the same color as the parents after 3 months. It can move freely at 7 months old and is sexually mature at around 4-6 years old. The average lifespan is 20 years old.
The threats to the spotted colobus monkey are mainly hunting, followed by habitat loss. The areas where they live are densely populated and growing rapidly, forest destruction has been extensive, and the hunting of wild animals is uncontrolled. These are the main reasons for the decline in the number of this species.
Listed in the 2008 Red List of Endangered Species of the World Conservation Union (IUCN) ver3.1 - Vulnerable (VU).
Listed in the CITES II level protected animals of the Washington Convention.
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