7 Most Dangerous Jellyfish in the Underwater World

Photo 5 of 8

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 An Elderly Grandmother Sold Her House. No One Expected to See What Was Inside!

An Elderly Grandmother Sold Her House. No One Expected to See What Was Inside!

In the real estate market, it often happens that the photos of the published object do not coincide with reality. This is done in order to simply attract the attention of the client. But in the case of this house, everything was exactly the opposite. A 96-year-old grandmother sold her home in Toronto. What the realtors saw when they went inside an unremarkable house caused them genuine surprise ...
CELEBRITIES Who was admired in the 90s? List of 20 Stars

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 ...
ANIMALS Animals That are More Photogenic Than You

Animals That are More Photogenic Than You

Previously, people did not believe that animals could smile, and believed that their antics were just muscular reflexes. But these photos will prove the opposite to you - animals are not only able to smile, some of them are even more photogenic than people ...