Mammals

Sloth bear

Melursus ursinus

With its long shaggy coat and highly mobile lips, the sloth bear is an unusual bear of South Asia, specialised in devouring termites and ants.

Characteristics

Scientific nameMelursus ursinus
Weight55–145 kg
Lifespancirca 20-25 anni
SizeMedium-large: about 1.4-1.9 m long
Energy3/5

Temperament

Nocturnal, solitary, defensive if disturbed

Diet

Insectivore and omnivore: termites, ants, fruit, honey

A bear of unusual appearance

The sloth bear is one of the most peculiar bears in the world. It has a sturdy body covered with a long, shaggy, untidy black coat, often with a striking pale patch in the shape of a 'V' or 'Y' on the chest. Its muzzle is elongated, with extremely mobile, protruding lips and nostrils it can close at will: adaptations that gave it its name and that are closely linked to its particular diet. Its long, curved claws also make it unmistakable.

Habitat and distribution

It lives in the Indian subcontinent, across India, Sri Lanka and neighbouring countries, in environments ranging from forests to grasslands and hilly areas. It is an animal tied both to wooded areas and to open spaces rich in termite mounds, its main source of food. It also frequents areas near human settlements, which sometimes leads to encounters and conflicts.

Behaviour and diet

The sloth bear is above all insectivorous: it feeds largely on termites and ants, which it flushes out by opening the nests with its powerful claws. Then, thanks to its prehensile lips and closable nostrils, it literally sucks up the insects like a powerful living 'vacuum cleaner', producing sounds audible even at a distance. It supplements its diet with fruit and honey, of which it is fond. It is mainly nocturnal and, despite its clumsy appearance, can be surprisingly fast and determined in defending itself.

Curiosities

Unlike many other bears, the sloth bear does not hibernate. Females show a particular maternal behaviour: they often carry their cubs on their backs, a characteristic image of this species. Its highly mobile lips make it one of the most singular mammals in the way it feeds.

Conservation

The sloth bear is classified as a vulnerable species. The main threats are habitat loss and fragmentation, poaching and conflicts with humans. In the past it was also sadly exploited for entertainment. Protecting its forests and reducing conflicts with local communities are essential to ensure a future for this unique bear.

Pros

  • Unique adaptations for eating termites
  • Valuable regulator of social insects
  • Fascinating maternal behaviour (cubs on the back)

Cons

  • Vulnerable species
  • Can come into conflict with humans
  • Threatened by poaching and habitat loss

FAQ

Why is it called a sloth bear?
The name refers to its unusual features and slow movements; early naturalists thought it resembled sloths. Its extremely mobile lips let it suck termites and ants from nests like a living vacuum cleaner, a unique adaptation linked to its diet.
What does the sloth bear eat?
It feeds mainly on termites and ants, which it flushes out by opening the nests with its powerful claws and sucks up with its prehensile lips. It supplements its diet with fruit and honey, of which it is especially fond.
Does the sloth bear hibernate?
No, unlike many other bears it does not hibernate. It stays active all year, mainly at night, making use of the availability of insects and fruit in its tropical environment.
Is it true females carry their cubs on their backs?
Yes. Female sloth bears often carry their cubs clinging to their backs, a characteristic maternal behaviour and a typical image of this species.

You may also like