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

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

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

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

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

The “most beautiful killer in the ocean” feeds on the Portuguese man o’ war and stores its venom in a more concentrated form, making it highly dangerous.

Beachgoers in Thailand have been alerted to beware of venomous blue dragon sea slugs (Glaucilla sp) after reported sightings ...

An extraordinary sighting of the “blue dragon” in the Mediterranean. The exceptional sighting of the blue dragon in ...

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.

Tourists were banned from swimming in the ocean in Spain after two toxic tropical sea slugs were found in the water.The beaches of Guardamar del Segura, in Alicante, were closed this week after two ...

A popular area of beaches was closed by authorities after they found deadly sea creatures in the area that could potentially ...