Spanish Dancer sea slug is the largest nudibranch, grows up to 90 cm. A mesmerizing swimming and blood color makes it an oceans celebrity.
Card painted by hand for the CryptoNudis collectibles
check it out Spanish Dancer at :
https://opensea.io/assets/0x4871869fbb6afc361b090e1b56e0a20bec8d2d6e/84