The Life of Animals | Uacari | Uacari is the common name for New World monkeys of the genus Cacajao. The uakaris are unusual among New World monkeys in the tail length (15-18 cm) is considerably smaller than its head and body length (40-45 cm). Their bodies are covered with long hair and loose, but their heads are bald.
The Uacari Calvo is north and south of the Amazon River, the Sustainable Development Reserve Mamirauá Japurá. The Black-headed Uacari is north of the southern Amazon and Rio Negro. The Fog Uacari is north of the Rio Negro, west of Rio Marauia Casiquiare and east of the canal. Uakari be found in the Amazon flooded neotropical forests or wetlands, including Brazil, Colombia, Peru and Venezuela