Several beaches in south-west France, including Biarritz, Anglet, Bidart, and Seignosse, were closed for swimming due to sightings of the venomous Portuguese man o'war. While some beaches have reopened, officials warn that closures may occur again as they monitor the situation. The Portuguese man o'war can cause severe reactions in humans and should not be touched. Beachgoers are advised to seek medical advice if stung and to remain vigilant. Teljes cikk (Euronews.com)