The big, blue jellyfish washing up on Florida beaches this week actually aren't jellyfish at all. Here's what to know about ...

Anyone unfamiliar with the biology of the venomous Portuguese man-of-war would likely mistake it for a jellyfish. Not only is it not a jellyfish, it's not even an "it," but a "they." The ...

With the weather turning warmer, people visiting beaches in Galveston and other spots along the Texas coast are reporting more Portuguese man-of-war sightings. The species may look pretty and ...

Purple flags were flying on Panama City Beach to warn beachgoers of Portuguese man o' war. The man o' war, often mistaken for a jellyfish, has a painful sting. Beach Safety Director Daryl Paul ...

While the beautiful but venomous Portuguese man o’ war has begun to wash up on the shores of Tybee Island, the vibrant creature hasn’t yet made an appearance on Hilton Head, according to Mike Wagner, ...