Rare rainbow sea slug that looks like a sci-fi creature was captured on video

A rock pooler i The Rock Pool Project isco Falmouth ra England bow sea slug while turning over rocks.

The sea slug is a member of the end of the day nch family.

This is only the fourth time thi Vicky Barlow as been spotted in the U.K. The species was originally spotted off the coast of Portugal, Spain, and France.

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