Here are the U.S. beaches with the most jellyfish stings, plus which species are common, and expert tips on how to avoid and ...

A new species of venomous Portuguese man-of-war, Physalia mikazuki, has been discovered in northern Japan. Genetic evidence ...

The Portuguese man-of-war, or Physalia, is a jelly-like creature that uses a special gas-filled balloon to float on the sea surface. Physalia inhabits the area where the ocean meets the atmosphere, in ...

Dangerous Portuguese Man O' War have washed ashore on popular Welsh beaches. Authorities are warning the public to avoid contact with these venomous creatures. Even dead specimens retain their sting.

A new species of Portuguese man o' war has been discovered floating in the waters of northeast Japan. Spotted by a ...

A dangerous jellyfish has been spotted on the beach, a single sting from which can be fatal. Where was this jellyfish found?

Urgent Warning Issued for Portuguese Man O' War Sightings on Welsh Beach A recent alert has been issued by the Port Talbot Coastguard following multiple sightings of Portuguese Man O' War on Aberavon ...

The Port Talbot Coastguard has issued an urgent warning after several Portuguese Man O' War, also known as "Floating Terrors, ...