Despite its dazzling color and tiny size—barely reaching 4 cm—the “blue dragon” is extremely venomous and dangerous to humans ...

The Glaucus atlanticus is colloquially named the “blue dragon sea slug” for its resemblance to the mythical dragon, and ...

Beaches in the town of Guardamar del Segura, in southeastern Spain, closed earlier this week after the discovery of two ...

Swimmers were told to rinse with saltwater and seek medical attention if they experienced stings or skin irritation.

Dangerous sea slugs have forced the closure of a popular stretch of coast following multiple sightings of the pair of ...

TOURISTS have been banned from a long stretch of sea on Spain’s Costa Blanca due to an invasion of venomous and bizarre “blue ...

Tourists in southern Spain are prohibited from taking baths in the water along an entire 7-mile stretch of Costa Blanca as a ...

The public were told not to be fooled by the creature's striking looks, with the local mayor urging people to stay away.

Tourists have been warned not to enter the sea at a popular tourist beach in southern Spain after poisonous sea creatures ...

Swimmers banned on Spain's Costa Blanca after venomous creatures known as Blue Dragons wash ashore causing safety alerts.

Guardamar del Segura lifted red flags after rare blue dragon sea slugs were found. Swimming is now under yellow flags—report ...

The beaches of Guardamar del Segura in the Alicante province of Spain were closed on Wednesday, Aug. 20, after two blue dragons, or Glaucus atlanticus, were found in the waters.