They inhabit coastal mangroves along rivers and estuaries, swamp-land, lowland rainforest and riverine forests. They venture occasionally on land to find food.
Being folivorous and frugivorous creatures, they feed upon fruits, seeds, young leaves and shoots of mangroves, with caterpillars, larvae and other invertebrates.
They are considered to be endangered, according to the IUCN Red List. Their exact population in the wild forests in currently unknown to mankind.
SCIENTIFIC NAME: Nasalis larvatus
SPEED: 24 km / h
LENGTH: 53 - 76 cm
WEIGHT: 250 - 320 kg
TYPE: Mammals
BEHAVIOUR: Highly arboreal species, live in organized harem groups
COLOUR: Brown, Grey, Red, White, Tan or Orange
LIFESPAN: 13 - 23 years
LITTER SIZE: 1 infant
Growls are made by males and are used to calm the group members
Honks are made by males as a threat or to warn of predators
Shrieks are made by juveniles to show agitation or excitement
Screams are given during agonistic encounters
Important source of prey for potential predators
Tigers
Clouded Leopards
Crocodiles
Pythons
Eagles
The massive noses of male individuals help them produce loud bellowing sounds
It helps them alarm others and attract females
The large nose becomes red and swollen if the male is angry or excited
They are capable of swimming 20 m underwater to hide from predators
partially webbed feet which help it to both paddle in the water and walk on the slippery banks
Stomachs capable of regurgitation, similar to cows
14th December
1. Their coastal habitats have been converted into shrimp farms.
2. Their rainforest habitats have also been cleared for timber, settlement, and palm oil plantations.
3. Frequent forest fires causes starvation and habitat destruction.
4. They are hunted for food and for their intestinal bezoar stones, which are used in traditional medicine.
5. Logging of mangrove stands along riverbanks removes its only protection.