Dangerous Portuguese Man O' War have washed ashore on popular Welsh beaches. Authorities are warning the public to avoid contact with these venomous creatures. Even dead specimens retain their sting.

AN urgent warning has been issued after the world’s most dangerous jellyfish, known for its killer sting, washed up on a popular beach. Officials are urging the public to stay cautious and avoid ...

A warning has been issued after a species known as 'the world's most dangerous jellyfish' was spotted in numbers along ...

A dangerous jellyfish has been spotted on the beach, a single sting from which can be fatal. Where was this jellyfish found?

A team of university students in Japan identified an entirely new species of the mighty Portuguese Man O’War. Described in a ...

Atmospheric pollution is serving to increase the severity of heat waves that are warming oceans. This wreaks havoc on marine ecosystems, which can include shifting migration patterns and unexpected ...

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 ...

Authorities have issued a warning after a potentially lethal sea creature washed up on a beach in Wales. Several Portuguese ...

The Port Talbot Coastguard has issued an urgent warning after several Portuguese Man O' War, also known as "Floating Terrors, ...

Portuguese man o' wars are washing up on the Delaware beaches. Kimberly Neff of Ocean View found two Portuguese man o'wars on the beach Oct. 2, she said, one on Bethany Beach and one on the Indian ...

"I came across this unique jellyfish I had never seen around here before [...] So I scooped it up, put it in a ziplock bag, ...