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 The Actual Sizes of Some Things: 20 Examples With a Comparison!

The Actual Sizes of Some Things: 20 Examples With a Comparison!

The truth is, everything in this world is known in comparison! Human vision is an amazing thing, but alas, it is not always possible to trust it. Sometimes, in order to understand the real size of certain things, sometimes familiar to us, things, they just need to be placed next to those whose real sizes we know for sure. You will be surprised how big or small some objects, phenomena or creatures actually are, the real size of which we could not have guessed.
CELEBRITIES 8 Deaths of Actors on the Set

8 Deaths of Actors on the Set

It is generally accepted that the profession of an actor is prestige, success and unheard of popularity. But sometimes, in addition to crowds of fans and lots of money, actors have to face dangerous situations that can overtake them right on the set. Well, if they get off with a couple of abrasions and a fright, but the stories of the cinema are known and such cases when the actors did not come out of the set alive ...
AUTO History of the Names of Famous Car Brands

History of the Names of Famous Car Brands

Have you ever wondered why the brand of your car is called exactly what it is called? Of course, many automakers adopted the name of their founders, but there are also those whose history has a more complicated history ...
INTERESTING Color Photos of London During the Second World War

Color Photos of London During the Second World War

The attacks of the German Wehrmacht at the beginning of World War II brought a lot of fatal destruction and claimed more than one hundred lives. Many cities suffered from German “attacks”, but sometimes it seems that London has suffered the most: more than a million buildings were completely destroyed, more than 20,000 civilians were killed, but the Wehrmacht did not achieve its main goal, because the British’s strong spirit was not to break just ...
INTERESTING The Most Bizarre Fruits and Vegetables Found in the Vegetable Garden

The Most Bizarre Fruits and Vegetables Found in the Vegetable Garden

Did you know that nature also has a sense of humor? Yes, so sharp and unique that sometimes you are amazed by her jokes and antics. Take at least even her gifts, namely fruits and vegetables, which will be discussed today - after watching this selection, you will have no doubt that the fantasy of nature is limitless and wonderful and worth your surprise!
SOCIETY 55-year-old Woman Has Bright Tattoos All Over Her Body! Photos

55-year-old Woman Has Bright Tattoos All Over Her Body! Photos

Today we are ready to throw tomatoes at everyone who says that after 50, life is already gradually coming to its logical conclusion and all that remains to be done by men and women at this age is to nurse their grandchildren and dig a vegetable garden. But no! And today's heroine, a grandmother from Germany, will easily prove it! It's never too late to live, and even more so to live brightly and richly, the way she does it ...