Assam macaque Assam macaque The Assam macaque ("Macaca assamensis") is a macaque of the Old World monkey family native to South and Southeast Asia. Since 2008, the species has been listed as Near Threatened by IUCN, as it is experiencing significant declines due to hunting, habitat degradation and fragmentation. The Assam macaque has a yellowish-grey to dark brown pelage. The facial skin is dark brownish to purplish. The head has a dark fringe of hair on the cheeks directed backwards to the ears. The hair on the crown is parted in the middle. The shoulders, head and arms tend to be paler
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