1 Proboscis Monkey
At number one is the Proboscis Monkey (Nasalis larvatus) or long-nosed monkey. The Island of Borneo is the known location of the Proboscis Monkey and they live in groups that range from 10 to 30. The males have a nose that is even larger than that of the females. It is believed that a larger nose is going to attract females. The nose can be up to 7 inches long. Not only do they have the biggest nose among all the primates; they also happen to be excellent swimmers.
Tarsier(Tarsiidae) are carnivorous animals and it resembles a lemur with its extremely large eyes and ears, and long tail and hind legs. Tarsiers are sized as a squirrel. They can reach 3.6 to 6.4 inches in length, and between 2.8 and 5.8 ounces in weight. Their diet consists mainly of insects, but they can also eat small birds, bats, lizards and snakes. Tarsiers have high-pitched voices which they often use for singing.
3 Red Uakari Monkey
The Red Uakari Monkey( Cacajao calvus) is a small New World monkey characterized by a very short tail; bright, crimson face; a bald head; and long coat. These monkeys live only in the Amazon forest of Brazil and Peru. Hunting and habitat loss have lead to dwindling numbers, making this a vulnerable species.
The Gelada(Theropithecus gelada) popular known as bleeding-heart monkey or the Geleda Baboon looks different from monkeys with a mane and a tail and canines of a lion, and a red heart on its chest. Endemic to Ethiopia, these monkeys live on rocky cliffs, descending to the grasslands to forage.
5 De Brazza’s Monkey
Known for its extravagant appearance De Brazza’s monkey(Cercopithecus neglectus) is one of the most widespread African primates that live in forests. The head of this shy primate is adorned with a striking orange-red crescent shaped patch on the brow, and the face has a white muzzle extending into a long, white beard. In spite of their strange and unique appearance, they are actually quite good at camouflaging themselves when needed.