Whenever there is a strong onshore breeze, Portuguese Man o' War are destined to end up across the Palm Beaches and the Treasure Coast. They look like harmless little blue balloons but can be a ...

Portuguese man o’ war stings are no different than other jellyfish stings; scientific journal “Toxins” suggests the best first aid is to rinse with vinegar to remove any residual stingers or ...

The National Oceanic and Atmospheric Administration says the man o’ war is a siphonophore, a group of animals that are closely related to jellyfish. “Resembling an 18th-century Portuguese warship ...