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

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

A renowned marine biologist claims to have made a spectacular discovery off the coast of Mallorca: She reports having seen ...

A few downpours can really put a dampener on a break. But what about a flood of seriously venomous sea slugs or a ...

A sting from the sea slug, which feeds on the deadly Portuguese man o' war and other venomous creatures, can cause "nausea, ...

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

Spain shuts beaches after spotting invasion of deadly sea creature blue dragon. Typical symptoms of the blue dragon's sting ...

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 have been banned from going into the water along an entire seven-mile stretch of Spain ’s Costa Blanca due to an ...

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.

The stings are incredibly painful, causing nausea, vomiting, and though unlikely, may cause death in people with severe ...

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