Mammals
Sunda Clouded Leopard
Neofelis diardi · also called diard's clouded leopard, bornean clouded leopard
Moving silently through the rainforest canopy of Borneo with the aid of a long balancing tail and flexible ankles, a Sunda clouded leopard hunts as the largest predator in its island forest, a species recognized by science as distinct from its mainland relative only since 2006.
Overview
The Sunda clouded leopard, Neofelis diardi, is a Vulnerable cat found only on the islands of Borneo and Sumatra. Its exceptionally long canine teeth, status as a recently recognized distinct species, and role as the apex predator across much of its island range make it one of the most ecologically significant and taxonomically interesting cats in Southeast Asia.
A species hiding in plain sight
For decades, the Sunda clouded leopard was assumed to be the same species found across mainland Asia, until genetic and physical evidence revealed it to be a distinct island species, a reminder that even large, well-known predators can hold scientific surprises.
Status
Vulnerable, with a declining population threatened by ongoing deforestation across its island range in Borneo and Sumatra.
Sunda Clouded Leopard: common questions
Is the Sunda clouded leopard the same as the mainland clouded leopard?
Not anymore in scientific classification; it was long considered the same species as the mainland clouded leopard until genetic and physical differences led researchers to recognize it as a distinct species in 2006.
Why does the Sunda clouded leopard have such long canine teeth?
Its canines are proportionally the longest of any living cat relative to skull size, an adaptation likely suited to delivering a quick killing bite to relatively large prey without needing to overpower it through sheer strength.
Can the Sunda clouded leopard roar?
No, it sits taxonomically between the small cats and big cats and cannot roar, though it can purr, a trait it shares with the mainland clouded leopard.
Where is the Sunda clouded leopard found?
It is found only on the islands of Borneo and Sumatra, found nowhere else on Earth.