10M views · 37K shares | Known as Spanish dancers, these mollusks are usually only a couple inches long—but can grow up to a foot and a half in length. | National Geographic | Facebook

This colorful sea slug is popularly known as the Spanish dancer 💃 That’s a lot easier to say than their scientific name, Hexabranchus sanguineus. 📹: @ kotravellers #VOTD #VideoOfTheDay | Animal Planet