With the weather turning warmer, people visiting beaches in Galveston and other spots along the Texas coast are reporting ...

While the man o' war closely resembles a jellyfish, it actually belongs to a group called siphonophores. They're named for ...

This guide covers the types of jellyfish in Spain , their danger levels, and what to do if you get stung following an ...

Portuguese man o’ war have been spotted on Spanish beaches, forcing the temporary closure of some popular shorelines last year ...

Their sting is rarely deadly to humans—but it can be extremely painful. Recently, they’ve been showing up in local ...

MARCO ISLAND, Fla. (WFLA) — A highly venomous blue-colored and balloon-like creature is washing up on a Florida beach. NBC affiliate WBBH said that beachgoers were surprised to find multiple ...

Man-of-war are known for their long tentacles that grow to be an average of 30 feet, but can be around 100-feet-long, ...