Formosan rock macaque, Taiwan macaque
Formosan rock macaques are hunted for their meat and for the damage they do to crops.
The lifespan of rock macaques in not known.
Body length: 40-55cm, Tail length: 26-45cm, Weight: 4-8kg.
Rock macaques have a dark brown coat and a moderately long tail.
Rock macaques are native to Taiwan, but have been introduced to Japan.
These macaques often live in areas with few or no trees, such as grassland.
This species feeds on leaves, fruit, insects and crustaceans.
Rock macaques live in variable groups, such as 1 male: multi-female or multi-male: multi-female groups. There tend to be 2-8 males in a troop, with a ratio of 1.25 males to 1.5 females. Rock macaques are diurnal, and spend their time in the trees and on the ground.
After a gestation period of 165 days, females give birth to one young, which weighs about 400g at birth.
Rock macaques are listed as Vulnerable by the IUCN Red List.