Small but mighty and venomous creatures have caused the closure of tourist beaches for a second time in southeastern Spain this week after they were discovered in the water, local authorities ...

GUARDAMAR DEL SEGURA, Spain – Recent sightings of a tiny blue sea slug with a powerful sting have closed beaches in southeastern Spain. Blue Dragon sea slugs are around an inch long and have unique ...

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 ...

(CNN) -- On a beach vacation, a venomous sea slug probably isn't high on your must-see list. That's exactly what San Antonio resident Erick Yanta came across on his trip to Mustang Island, an ...

CORPUS CHRISTI, Texas — Blue dragons, a type of sea slug, have washed up on a few of our area beaches. They are characterized by their bright blue coloring and winged dragon shape, but while these ...

The blue dragon may be too weak to resist the ocean's current, but it can take on a Portuguese man o'war and even steal its venom. When you purchase through links on our site, we may earn an affiliate ...

GUARDAMAR DEL SEGURA, Spain - Recent sightings of a tiny blue sea slug with a powerful sting have closed beaches in southeastern Spain. Blue Dragon sea slugs are around an inch long and have unique ...