Philippine long-tailed macaque Philippine long-tailed macaque The Philippine long-tailed macaque ("Macaca fascicularis philippensis") is a subspecies of the crab-eating macaque, known in various Philippine languages as "matching"/"matsing" or the more general term "unggoy" ("monkey"). It is endemic in the Philippine forests and woodlands, but especially in the mangrove forests of western central Philippines— particularly in Palawan, the Visayas, and Mindanao. The names "M. f. philippinensis" or even "M. f. philippinenesis" have also been used, but arise from orthographical error. The Philippine long-tailed macaque has a reddish-brown coat. Its tail has an average length of 50 cm to 60 cm. It can reach a
Feral rhesus macaque Feral rhesus macaque Feral rhesus macaques are wild troupes of the rhesus macaque released by researchers, zoos, or private owners, that have been able to survive and propagate in several places in the United States. A research colony was established by the Caribbean Primate Research Center of the University of Puerto Rico on the island of Cayo Santiago, off Puerto Rico. There are no predators on the island, and humans are not permitted to land, except as part of the research program. A colony of rhesus macaques was established around Silver Springs in Florida around the spring of 1938. The