Sumatran laughingthrush

The Sumatran laughingthrush is a rare and charismatic songbird found only on the island of Sumatra in Southeast Asia, where it inhabits cool montane forests, dense undergrowth, and forest edges. Its plumage features warm brown tones, paler underparts, and a contrasting facial pattern that varies among individuals, giving each bird a subtly unique appearance.

You can find our Sumatran laughingthrushes in the Gems of the Jungle walkthrough exhibit.

Sumatran laughingthrushGarrulax bicolor
  • Class:

    Aves

  • Order:

    Passeriformes

  • Family:

    Leiothrichidae

About the Sumatran laughingthrush

This species is an omnivore, feeding on insects, fruit, and occasionally seeds. Sumatran laughingthrushes forage through shrubs and low branches, using their sharp eyesight and agility to locate prey. Their rich, melodious calls carry through the forest, and their vocal repertoire includes whistles, trills, and chatter that contribute to their “laughing” name.

These birds typically live in social groups of five to fifteen individuals. Flocks maintain cohesion through frequent vocal communication and coordinated movement through the undergrowth. Nests are usually well concealed in dense vegetation, and chicks fledge after around two weeks.

Conservation

The Sumatran laughingthrush is classified as Vulnerable by the IUCN. Its restricted range in Sumatra is threatened by forest loss and widespread trapping for the songbird trade. Large areas of montane forest have been degraded or cleared for agriculture, plantations, and development, reducing crucial habitat. Conservation work focuses on captive breeding programmes, habitat protection, and anti‑trapping initiatives to support the species’ recovery.

Interesting facts