Family Leaf-warblers (Phylloscopidae)

Least Concern

Yellow-browed Warbler (Phylloscopus inornatus)


French: Pouillot à grands sourcils German: Gelbbrauen-Laubsänger Spanish: Mosquitero bilistado

Regulus inornatus


, 1842,

near Calcutta, India


Formerly considered conspecific with P. humei (which see), but the two differ clearly in vocalizations and plumage, and co-exist sympatrically#R, although an analysis of specimen material#R suggests possible hybridization between the two. Monotypic.


N Russia from middle and upper R Pechora and Urals E to E Siberia (R Anadyr region and Sea of Okhotsk), S to NE Altai, N Mongolia, Baikal Mts, NE China and perhaps N Korea; winters in NE Indian Subcontinent E to SE Asia and Taiwan.

Descriptive notes

10–11 cm; 4·3–6·5 g. A medium-sized, slim, fine-billed and bright olive-green leaf-warbler with long whitish super­cilium and (usually) two... read more


Song, late Apr to late Aug, occasionally by migrants in Oct, a short series of high-pitched call... read more


Breeds between 1000 m and 2440 m in variety of broadleaf woodlands, including birch (Betula... read more

Food and feeding

Food mostly small invertebrates, including springtails (Collembola), mayflies (Ephemeroptera), damselflies and dragonflies (Odonata),... read more


Jun–Jul; in Russia fledglings in early Jun in Ussuri, late Jul in C Siberia and up to early Aug farther N; one brood. Territorial,... read more


Migratory. Entire population moves between SE & SW to non-breeding grounds from C Nepal E to SE... read more

Status and conservation

Not globally threatened. Common and widespread; locally abundant. Population in extreme W of range, in Komi Republic area of European Russia, estimated at 45,000–46,000... read more

Recommended citation

Clement, P. (2019). Yellow-browed Warbler (Phylloscopus inornatus). 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 12 December 2019).