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.

Yellowtail, yellow-tail, or Yellow Tail may refer to:

• Yellowtail (fish), any of several different species of fish
• Yellow-tail, a European moth species
• Yellow Tail (wine), an Australian wine producer
• Yellow Tail Records, a record label

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.

Yellowtail, yellow-tail, or Yellow Tail may refer to:

• Yellowtail (fish), any of several different species of fish
• Yellow-tail, a European moth species
• Yellow Tail (wine), an Australian wine producer
• Yellow Tail Records, a record label