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

Learn how the air-filled pneumatophore helps the Portuguese Man o’ War float and why it often ends up stranded on beaches.

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 ...

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 ...

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 ...

The Portuguese man-of-war is not a jellyfish, but is closely related. The name comes from its resemblance to an 18th-century Portuguese warship at full sail, according to the NOAA website.

Here’s a little bit about about the jellyfish-like Portuguese man o’ war and what to know if you get stung by one. Although the Portuguese man o’ war looks like a big, brightly-colored ...