A man of groups ranging from 9 to 19 people, while the bands may consist of up to 60 people. A man of groups generally have 3-12 people, but can be larger. Aggravated assault is uncommon among the
monkeys, but less aggression occur frequently. A linear dominance hierarchy between men and women. Male by a group of men in their groups of 6-8 years to stay. Replacement of resident males appear to occur without serious aggression.Upon reaching adulthood, males leave their birth group and join all-male groups.
Women sometimes leave their birth group, perhaps to avoid inbreeding or infanticide to reduce competition for food or increase their dominance status. Females reach sexual maturity at 5 years of age. The
collection, both sexes a sullen face. Also sometimes singing men and women will present your background to a couple times male.Copulating harassed by sub-adults. Proboscis monkeys can engage in non-reproductive mounting, as playful and homosexual mounting.
The nose of a young grow slowly until they reach adulthood. If a resident male is replaced in some groups of one man, the children run the risk of infanticide. The
monkey only lives in lowland habitats such as coastal and
riverine habitat, many of which are flooded by tides. He prefers dipterocarp, mangrove forests and lowland forests in Auch, stunted swamp forests, forests, plantations of gum rubber, limestone hill forest,
Nipa swamps, marshes and swamp forests
Nibong large tropical forests and heathland cliffs can be found.