Family Bulbuls (Pycnonotidae)

Near Threatened

Sulu Bulbul (Hypsipetes haynaldi)


French: Bulbul de Haynald German: Sulubülbül Spanish: Bulbul de Joló

Criniger Haynaldi

A. W. H. Blasius

, 1890,

Jolo, Sulu Archipelago


Hitherto treated as conspecific with H. everetti and H. catarmanensis, but differs from latter in characters given under that species. Differs from former in its darker upperparts (2); lack of yellowish-green flecking in crown (2); duller rufous throat and darker upper breastband and flanks (2); shorter bill (effect size −1.8; score 1); and longer tail (effect size 1.2; score 1); differences in voice also indicated qualitatively#R. Monotypic.


SW Philippines (Jolo, Tawitawi, Sanga-Sanga, Bongao, Sibutu).

Descriptive notes

c. 25 cm. Large, noisy, conspicuous bulbul. Much duller and slightly larger than formerly conspecific H. everetti, with upperparts distinctly brownish olive,... read more


Song melodious; on Tawitawi a melodious whistled jingle lasting c. 4 seconds.


Forest, forest edge and secondary growth, below 1000 m; tends to prefer intact forest.

Food and feeding

Diet and foraging behaviour presumably similar to H. everetti (and by extension H. catarmanensis), but very few specific... read more


No information.



Status and conservation

Not globally threatened. Currently considered Near Threatened. Restricted-range species: present in the Sulu Archipelago EBA, a region of exceptional biological importance... read more

Recommended citation

del Hoyo, J., Collar, N. & Kirwan, G.M. (2019). Sulu Bulbul (Hypsipetes haynaldi). 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 19 August 2019).