Family Bush-warblers (Scotocercidae)

Least Concern

Slaty-bellied Tesia (Tesia olivea)


French: Tésie à ventre ardoise German: Goldscheitel-Stutzschwanz Spanish: Tesia pizarrosa

Saxicola? olivea


, 1840,

Assam, north-east India


Recently described race chiangmaiensis#R based on morphometric characters, plumage, voice (song) and mtDNA data. Two subspecies recognized.

Subspecies and Distribution
  • T. o. olivea (McClelland, 1840) – E Nepal and NE India (Assam, Arunachal Pradesh) E to S China (SE Xizang, SC Sichuan, Yunnan, E Guizhou, E Guangxi) and NE Myanmar.
  • T. o. chiangmaiensis Renner et al., 2008 – NW Thailand, N & C Laos and N Vietnam (Tonkin, N Annam).
  • Descriptive notes

    9–10 cm; 6–9 g. Small, upright and apparently tailless but long-legged, ground-dwelling warbler. Crown and nape are yellowish-green (sometimes duller), with broad... read more


    Call principally a sharp “tchirik” and a spluttering rattle, “trrrrt trrrrt trrrrt…”. Song 4–... read more


    Dense undergrowth of moist evergreen tropical and subtropical forests; preference for damp areas... read more

    Food and feeding

    Food largely unknown; presumably invertebrates and larvae. Active but extremely skulking, although often inquisitive and seemingly not shy... read more


    No information.


    Altitudinal migrant, with post-breeding movement downhill. Vagrant to Bangladesh.

    Status and conservation

    Not globally threatened. Rare in Nepal, where recorded only in Arun Valley; locally common in NE India, but possibly only non-breeding visitor in Assam; generally uncommon in... read more

    Recommended citation

    Clement, P. (2019). Slaty-bellied Tesia (Tesia olivea). 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 18 February 2019).