between the Yenisey and the Lena Rivers, Russia.
Vocalizations very similar to those of C. pectoralis. Geographical variation weak and clinal; proposed E races camtschatkensis, anadyrensis and beicki considered unwarranted, although a recent DNA study recovered evidence of potentially three distinct phylo-groups according to some extent with subspecific divisions#R. Monotypic.
C Ural Mts and Siberia E to Anadyr, Kamchatka, Commander Is, S to N Mongolia, N Korea, N Japan and Kuril Is, also C China (NE Qinghai, SW Gansu, N Sichuan); winters in S & SE Asia, Taiwan and Philippines.
Food and feeding
Status and conservation
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