It looks like a child lost their floaty toy, right? But whatever you do, don’t try to pick it up. That ain’t no floaty toy. That translucent, bubble-like object bobbing along the surface, its colors ...

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 ...

Portuguese Man O’ War, often mistaken for jellyfish, are colonies of polyps that wash ashore due to wind and currents. Unlike jellyfish, Man O’ War are composed of different polyp types, including the ...

Our “samurai” should have never made it to the sands of Gamo Beach in Sendai Bay. This beach is historically too temperate ...

Researchers in Japan have discovered a new species of venomous Portuguese man-of-war jellyfish. A student-led team from Tohoku University identified the previously unknown species of marine hydrozoan, ...

Portuguese man o' wars have been found on Delaware beaches. These creatures are not true jellyfish but are colonies of organisms with a powerful sting. Recent hurricanes and wind patterns likely ...

Two Portuguese man-o-war washed up on a beach in Surf City on Long Beach Island on Wednesday morning. Photos posted on social media by a woman who was beachcombing show the siphonophores, which are ...

For more than 500 million years – well before dinosaurs ever thought of existing – jellyfish have floated through the world’s oceans. Today, 2,000 species of jellyfish have been discovered around the ...