Crab-eating macaque the use of this word. In Indonesia and Malaysia, "M. fascicularis" and other macaque species are known generically as "kera", possibly because of their high-pitched cries. The crab-eating macaque has several common names. It is often referred to as the long-tailed macaque due to its tail, which is often longer than its body. The name crab-eating macaque refers to its being often seen foraging beaches for crabs. Another common name for "M. fascicularis" is the cynomolgus monkey, from the name of a race of humans with long hair and handsome beards who used dogs for hunting according to Aristophanes of
Formosan rock macaque the 22 species of the genus "Macaca" that are found in southern and eastern Asia as well as northwestern Africa, the Formosan macaque is endemic to the island of Taiwan (area: 36,000 km). Formosan rock macaques live in mixed coniferous-hardwood temperate forest, as well as bamboo and grassland at 100-3600m (328-11,812 ft). The social structure of macaques is generally characterized as often occurring as a large stable multimale-multifemale troop. Formosan macaque is considered to be female-bonded which is similar to other species in the genus "Macaca". Based on the study of Hsu and Lin, the average overall sex ratio was