spanish dancer

Fact of the Day: Spanish Dancer

Posted Tue, Aug 10, 2010 by MollyH to external gills, Fact of the Day, spanish dancer, sponges

Spanish Dancer (credit: Ana García Redondo and Pedro de Hoz Pastor)

Wonder how the Spanish dancer, or Hexabranchus sanguineus, got its common name? When it swims, the frilled edges of its mantle resemble the color and movement of the skirts of a flamenco dancer.

When they're not swimming, Spanish dancers crawl along relatively flat surfaces with the edges of their mantle tucked up close to their bodies (see the picture). They feed on sponges and can produce a toxic chemical to protect themselves from predation. 


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