Polycera quadrilineata

Harlequin Slug (Polycera quadrilineata) – Harlekijnslak Taxonomy: The Harlequin Slug belongs to the Polyceridae family. Known for its striking appearance, this species stands out due to its bright colors and unique patterns.  Species: While many sea slugs exist, Polycera quadrilineata is distinct for its vibrant stripes, typically found in the North Atlantic and North Sea…