Family Whistlers (Pachycephalidae)

Least Concern

Bower's Shrike-thrush (Colluricincla boweri)


French: Siffleur de Bower German: Graurücken-Dickkopf Spanish: Picanzo de Bower

Collyriocincla [sic] boweri

E. P. Ramsay

, 1885,

Cairns, Queensland, Australia


Sister to C. harmonica, based on genetic data#R. Monotypic.


NE Queensland (Cooktown S to Townsville), in NE Australia.

Descriptive notes

19·5–21 cm; 39–48 g. Male has crown, head side and upperparts dark brownish-grey to grey, lores pale grey; upperwing dark brownish-grey, remiges edged olive-brown... read more


Song a clear whistle, rephrased in many variations, c. 20 different song types recorded, starting... read more


Tropical rainforest and regrowth, rarely adjacent wet sclerophyll; mostly above 400 m.

Food and feeding

Insects; rarely, frogs. Forages at various heights, usually below canopy, rarely on ground; ground 1·2%, herb layer (below 1 m) 1·2%,... read more


Season Sept–Dec. In possible courtship or pre-copulatory display, two birds perched close together, one with wings lowered and... read more


Sedentary. All recoveries of marked individuals less than 10 km from site of original ringing. Some... read more

Status and conservation

Not globally threatened. Restricted-range species: present in Queensland Wet Tropics EBA. Common within its small range.

Recommended citation

Boles, W. (2018). Bower's Shrike-thrush (Colluricincla boweri). 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 December 2018).