Family Typical Owls (Strigidae)

Least Concern

Barred Eagle-owl (Bubo sumatranus)


French: Grand-duc bruyant German: Malaienuhu Spanish: Búho malayo

Strix Sumatrana


, 1822,



Possibly close to B. nipalensis. Suggested that it may have some morphological and vocal affinities with African B. shelleyi. Race tenuifasciatus sometimes synonymized with strepitans. Three subspecies recognized.

Subspecies and Distribution
  • B. s. sumatranus (Raffles, 1822) – extreme S Myanmar and peninsular Thailand S to Sumatra, including Bangka I.
  • B. s. strepitans (Temminck, 1823) – Java and Bali.
  • B. s. tenuifasciatus Mees, 1964 – Borneo.
  • Descriptive notes

    40–46 cm; 620 g (n = 1 captive of unknown sex). Relatively small eagle-owl with long, outward-directed ear tufts. Facial area dirty whitish, ear tufts dark... read more


    Loud “whooa-who, whooa-who”, ending with deep groan, each hoot with downward inflection... read more


    Lowland evergreen forest and semi-evergreen forest, and forest edge and clearings; also secondary... read more

    Food and feeding

    Diet includes large insects, as well as small mammals, especially rodents, and snakes and small birds; probably takes some larger prey, too... read more


    In Peninsular Malaysia, fledglings found in Jan, late Feb and Apr–Jun; in Sumatra, nestlings and young fledglings in Mar–May;... read more



    Status and conservation

    Not globally threatened (Least Concern). CITES II. Little information available. Global population size unknown; population trends assumed to be stable. Uncommon in Thailand... read more

    Recommended citation

    Holt, D.W., Berkley, R., Deppe, C., Enríquez Rocha, P., Petersen, J.L., Rangel Salazar, J.L., Segars, K.P., Wood, K.L., de Juana, E., Sharpe, C.J. & Marks, J.S. (2019). Barred Eagle-owl (Bubo sumatranus). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 14 December 2019).