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

Several Portuguese Man O’ War were spotted on Aberavon beach near Port Talbot.

Commonly mistaken for jellyfish because of their balloon-like appearance, the species can deliver a painful sting causing welts, blisters, and in severe cases, fever, shock, or potentially complications affecting the heart and lungs.

In rare cases, allergic reactions caused by the venom can be fatal, and dead tentacles, even those detached from the original organism, can still sting.

Beachgoers have been warned to avoid touching the creatures and remain vigilant.

People are advised to treat stings by rinsing them in seawater, not freshwater, or immerse the affected area in as hot water as possible for ha

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