goldtail moth /ˈɡəʊldˌteɪl/

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  N a European moth, Euproctis chrysorrhoea (or similis), having white wings and a soft white furry body with a yellow tail tuft: its hairy caterpillars are known as palmer worms: family Lymantriidae 金尾蛾 (Also called yellowtail, yellowtail moth)