Yellow-tail
（重定向自Euproctis similis）
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The Yellow-tail, Goldtail Moth or Swan Moth (Euproctis similis) is a moth of the family Lymantriidae. It is distributed throughout Europe to the Urals, then East across the Palearctic to Siberia.
This species has a wingspan of 35–45 mm, the female usually noticeably larger than the male. All parts of the adults are pure white, apart from a bright yellow tip to the abdomen (larger in the female) and a small black or brown tornal mark on the forewing of the male.