Rio Mayo titi Rio Mayo titi The Rio Mayo titi ("Plecturocebus oenanthe") is a species of titi, a type of New World monkey, endemic to Peru. The Rio Mayo titi, was thought previously to have a small range of origin in the Alto Mayo valley, but research has proven that the range extends southward and reaches the Huayamba River, as well as Bajo Mayo. It had been classified as vulnerable but due to major habitat loss and restricted living space, it is now classified as Critically Endangered. In October 2012, it was included in The World's 25 Most Endangered Primates list. An increase
Ornate titi thickets, tangles, thorny underbrushes and wet or even waterlogged areas. The ornate titi tends to sleep in vine tangles located on small branches of trees, generally preferring to be at least off of the ground. Like other members of the moloch group, the ornate titi is considered tolerant of seasonal flooding and disturbances within its habitat, and is commonly found living in areas of forest disturbed by humans, in particular thriving on highly disturbed habitats. However, due to the continuous expanding of human settlements and therefore declination of both the size and quality of the ornate titi’s habitat, the presence