The Sumatran tiger is found only on the Indonesian island of Sumatra. About 400 to 500 Sumatran tigers live in the wild, mostly in the island's five national parks. Another 235 Sumatran tigers live in zoos around the world.
Sumatran tigers are the smallest subspecies of tiger.
The Sumatran tiger has the darkest coat of all tigers. Its broad, black stripes are closely spaced and often doubled. Unlike the Siberian tiger, it has striped forelegs.