7 Most Dangerous Jellyfish in the Underwater World

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Portuguese boat (Physalia physalis)

The second name for jellyfish is physalia. Although this is rather not even a jellyfish, but a whole colony of polypoid and medusoid individuals. The «bite» of a Portuguese boat is extremely dangerous and painful (sensations are compared to hitting the skin with a whip). The main risk is the systemic effects of the poison. In severe cases, intense pain is followed by fever, shock, and impaired heart and lung function, which can lead to death. Physalias are accustomed to moving in groups of up to 100 colonies, and sometimes in resorts they have to close entire beaches because of them!

INTERESTING Named «Most Unfortunate» Age in a Person’s Life

Named «Most Unfortunate» Age in a Person’s Life

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Who was admired in the 90s? List of 20 Stars

The childhood and youth of most of us passed in an interesting time. The girls sang the songs of Britney Spears, and the boys did not stick to the screens during the broadcast of "Inspector Rex". Over time, the places of habitual idols were occupied by other, new idols of our time. However, after viewing this collection, you are guaranteed to plunge into nostalgia and remember how young and popular these stars were once ...
CELEBRITIES 10 Accidents That Determined the Career of Future Stars

10 Accidents That Determined the Career of Future Stars

Looking at the popular stars of show business, many present a difficult thorny path that those had to go before they achieved success. But among the popular celebrities there are also those who were brought into their careers by the most ordinary accidents, which made them literally by surprise. But, of course, all the accidents are not accidental ...