Caquetá titi Caquetá titi The Caquetá titi, Plecturocebus caquetensis, also known as the red-bearded titi or the bushy-bearded titi, is a species of titi monkey endemic to Colombia found in the Department of Caquetá region. Taxonomically, it is a member of the ""Callicebus cupreus" group" (now "Plecturocebus cupreus"), following Shunsuke Kobayashi's "Callicebus" grouping. It was first described by Thomas Defler, Marta Bueno and Javier Garcia in 2010. It is highly endangered due to habitat fragmentation and a small population. Its fur is generally brown, with a lighter tail and chestnut-red undersides, neck and cheeks. It is similar in appearance to the ornate
Red-bellied titi whenever two from the same social group are by each other. The red-bellied titi has a variety of postures and facial expressions that it uses as visual signals. Swaying the entire body, turning the head sideways and lowering the head to face downward are examples of these signals. Observers have seen that these signals are a response to a disturbance or escape tendencies. Arching of the back is a signal that the red-bellied titi uses to warn that they're about to attack. This signal is associated with hostility, after they arch their backs an attack usually follows. Other signals associated