It looks like a jellyfish, but it’s not! The Portuguese Man O’ War is one of the ocean’s weirdest and most fascinating creatures, blending beauty and danger in an alien-like form. Here’s why it’s so ...

An Australian lad has taken to TikTok to explain the rather petrifying reason no one was swimming in the sea at one Sydney ...

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 ...

The Portuguese man o’ war’s reputation as one of the world’s most feared jellyfish is a complete myth – because it isn’t a ...

Portuguese man-of-war are marooning themselves on South Florida’s beaches in high numbers this year, likely due to higher ...

The National Environment and Planning Agency (NEPA) is advising the public to exercise caution when visiting coastal areas ...

However, not all hydrozoans are considered jellyfish. For example, the famous Portuguese man o’ war is part of the class Hydrozoa but is known as a siphonophore. They are made up of groups of small ...