(Phoenicurus erythronotus)
Eversmann's redstart or rufous-backed redstart (Phoenicurus erythronotus) is a passerine bird belonging to the genus Phoenicurus,a genus of redstarts.It was formerly classified in the thrush family Turdidae but is now placed in the Old World flycatcher family Muscicapidae.It was described by the German biologist Eduard Friedrich Eversmann who is commemorated in the bird's English name.