Pagai Island macaque Pagai Island macaque The Pagai Island macaque ("Macaca pagensis"), also known as the Pagai macaque or Bokkoi, is an Old World monkey endemic to the Mentawai Islands off the west coast of Sumatra. It is listed as critically endangered on the IUCN Red List due to its ever-shrinking habitat. "Macaca pagensis" formerly included the overall darker Siberut macaque as a subspecies, but this arrangement is polyphyletic, leading to the two being classified as separate species. Both were formerly considered subspecies of the southern pig-tailed macaque. Pagai Island macaque males are generally larger than females. The males' body lengths range from
Japanese macaque the winter to warm up. The Japanese macaque is omnivorous and eats a variety of foods. Over 213 species of plants are included on the macaque's diet. It also eats insects, bark, and soil. On Yakushima Island, fruit, mature leaves, and fallen seeds are primarily eaten. The macaque also eats fungi, ferns, invertebrates, and other parts of plants. In addition, on Yakushima, their diets vary seasonally with fruits being eaten in the summer and herbs being eaten in the winter. Further north, macaques mostly eat foods such as fruit and nuts to store fat for the winter, when food is