between Taku and Beijing, China.
Treated as conspecific with P. trochiloides by some authors, but plumage and vocal differences indicate that separate treatment preferable; playback experiments revealed that the two do not recognize each other’s songs, and in region of geographical overlap in C Siberia they behave as separate species. Monotypic.
EC & E Siberia from lower R Tunguska and upper R Yenisey E to SE Russian Far East and N Sakhalin, S to NE Mongolia, NE China and N Korea; non-breeding S China (Yunnan E to SW Guangdong and Hainan), Myanmar, Thailand, Laos, Cambodia and Vietnam (C & S Annam).
Food and feeding
Status and conservation
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