Prince Bernhard's titi taken up by its tail. 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
Ornate titi as the white-tailed titi, but is now officially recognized as its own species. The ornate titi is also terrestrial. The ornate titi is present on the IUCN Red List of endangered species, being recognized as “Vulnerable”, and having a general decrease in population trends. The ornate titi has a thick, dense, fluffy, coat, with white ears and forehead, and grey hands and feet. The rest of the body is a bright chestnut red, apart from the tail, which is a dark-reddish brown or black, becoming white at the tip, and, similar to most titi species, is longer than its body.