Oriental Small-clawed Otter

Carnivores

Aonyx cinereus

Basic stats

Diet

Crabs, molluscs, small fish

Habitat

Small streams, swamps, paddy-adjacent waterways

Range

South and Southeast Asia, including Borneo

Litter size

1–6 pups (usually 1–2), up to two litters a year

Gestation period

About 60 days

Size

Smallest otter species (total length 73–96cm)

Weight

Up to about 3.5kg

The smallest otter species in the world, with a fully bare nose pad, only partially webbed paws, and claws that are short and blunt, not reaching past the fleshy paw pads — the reduced webbing and claws are what give this species its unusually dexterous forepaws, used to manipulate crabs, molluscs and other hard-shelled prey by feel in murky water rather than relying on sight or the fuller-clawed grip of the other two Bornean otters.

Lives in close family groups, generally in smaller streams, swamps and paddy-adjacent waterways rather than large rivers. Playful and vocal, with a wide range of contact calls between group members. Vulnerable (IUCN).

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