Prince Bernhard's titi Prince Bernhard's titi Prince Bernhard's titi ("Plecturocebus bernhardi") is a species of titi, a type of New World monkey, endemic to Brazil. It was formally described in 2002 by Marc van Roosmalen and Russell Mittermeier, and named after Prince Bernard of the Netherlands. Locals were shown a photograph of the monkey and asked if they knew of its whereabouts, it was referred to as a "Zog-Zog". This titi has dark orange sideburns and chest, a reddish-brown back, and a black tail with a white tip. It is about 94 centimeters (37 in) in length, although 56 centimeters (22 in) is
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