Family Crows (Corvidae)

Least Concern

Ratchet-tailed Treepie (Temnurus temnurus)


Taxonomy

French: Témia temnure German: Leiterschwanzelster Spanish: Urraca de raquetas
Taxonomy:

Glaucopis temnura

Temminck

, 1825,

Cochinchina, Vietnam

.

Isolated SW population (Kaeng Krachan region of S Thailand, and adjacent Myanmar) said to differ vocally from (and appear longer-tailed than) birds in Vietnam, and the two do not respond to each other’s calls#R; further research desirable. Monotypic.

Distribution:

Extreme S Myanmar (S Tenasserim) and adjacent SW Thailand; C Laos, Vietnam (Tonkin, N & C Annam and N Cochinchina) and Cambodia; and Hainan (S China).

Descriptive notes

32–35 cm; c. 138 g. Rather small, dark treepie with fairly long, graduated tail (of ten, not twelve, rectrices), rather stout bill with curved culmen; feathers of... read more

Voice

Quite varied vocabulary. Pair-members often call in duet, one giving incisive start followed by a... read more

Habitat

Lowland and hill forests, chiefly dry broadleaf evergreen forests to at least 1200 m; also mixed... read more

Food and feeding

Surprisingly poorly known, with little precise information. Known to feed on variety of insects and other invertebrates. Observed singly,... read more

Breeding

Little known. Eggs reported Apr–Jun. Solitary breeder. Nest built from twigs, with shallow cup; few nests found have been inside... read more

Movements

Sedentary, as far as is known.

Status and conservation

Not globally threatened. Widespread and not uncommon in Laos and Vietnam; little known in rest of range. Easily overlooked, being quite sluggish and rather unobtrusive in... read more

Recommended citation

Madge, S. (2017). Ratchet-tailed Treepie (Temnurus temnurus). 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 http://www.hbw.com/node/60752 on 23 September 2017).