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
Macaque macaques have become invasive species in different parts of the world, while others that survive in forest habitats remain threatened. The long-tailed macaque ("Macaca fascicularis") is listed as a threat and invasive alien species in Mauritius along with the rhesus macaques ("Macaca mulatta") in Florida. The long-tailed macaque causes severe damage to parts of its range where it has been introduced because the populations grow unchecked due to a lack of predators. On the island Mauritius, they have created serious conservation concerns for other endemic species. They consume seeds of native plants and aid in the spread of exotic weeds