Yellow-rumped flycatcher / Korea-Goldschnäpper (Ficedula zanthopygia)
Wikipedia eBird Xeno-Canto
Wikipedia: Yellow-rumped flycatcher Source: OTHER 1200px-%C4%90%E1%BB%9Bp_ru%E1%BB%93i_v%C3%A0ng_%28cropped%29.jpg
Classification: Genus Ficedula; Family Old world flycatchers (Muscicapidae)
🔍 No documented observation