Celebes crested macaque Celebes crested macaque The Celebes crested macaque ("Macaca nigra"), also known as the crested black macaque, Sulawesi crested macaque, or the black ape, is an Old World monkey that lives in the Tangkoko reserve in the northeastern tip of the Indonesian island of Sulawesi (Celebes), as well as on smaller neighboring islands. Locally known as "yaki" or "wolai", its skin and hairless face is, with the exception of some white hair in the shoulder range, entirely jet black. Unusual for a primate, it has striking reddish-brown eyes. The long muzzle with high cheeks and the long hair tuft, or crest,
Macaque and have become an invasive species in some human inhabited landscapes, such as the island of Mauritius and Silver Springs State Park in Florida. Macaques can be a threat to conservation, along with a threat to human wellbeing through carrying transmittable and fatal diseases. Currently, macaques as an invasive species are handled with several control methods. Aside from humans (genus "Homo"), the macaques are the most widespread primate genus, ranging from Japan to the Indian subcontinent, and in the case of the barbary macaque ("Macaca sylvanus"), to North Africa and Southern Europe. Twenty-three macaque species are currently recognized, all of