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!

ANIMALS The Most Famous Animal Attacks on Humans

The Most Famous Animal Attacks on Humans

No matter how kind and affectionate the tamed animal is, it still remains an animal. Therefore, any factor can become a provocation for him to attack, because, first of all, the main difference between an animal and a person is its animal instinct ....
INTERESTING What happens if there is 1 pineapple per day for a month

What happens if there is 1 pineapple per day for a month

Pineapple is a very sweet fruit with a bunch of nutrients and vitamins. Once it was considered so exotic that only members of the royal families could afford it. However, in addition to all the useful things this fruit has, its frequent use can also harm health. Learn all the pros and cons of eating pineapple everyday in this article ...
SOCIETY Living Barbie Doll From Russia

Living Barbie Doll From Russia

Angelica Kenova is a girl from Russia, whose appearance is very similar to the appearance of Barbie dolls. Long blonde hair, a thin waist and big eyes - all these advantages are harmoniously interwoven into a single puppet image, but is the girl happy to be the owner of such an appearance?
INTERESTING «A second before the disaster …»: 30 photos

«A second before the disaster …»: 30 photos

To catch a snapshot at the right time is an indescribable gift of a person that, fortunately or unfortunately, not all professional photographers possess, not to mention ordinary people. Photos taken a second before something inevitable are highly valued and will leave a mark in the memory of the participants for a long time. This is the selection of photos we have prepared for you today ...
SOCIETY Coronavirus for the Good! The Extraordinary Effect of Quarantine on Nature …

Coronavirus for the Good! The Extraordinary Effect of Quarantine on Nature …

Now many people compare the coronavirus pandemic to World War. In just a few months, global quarantine managed to stir up the economies and health systems of many countries, but at the same time significantly affected the environmental situation in the world. “The planet is being cleared!”, shout scientists and ecologists from all sources. How exactly does this process occur and in what way is it manifested? We will talk about the positive impact of quarantine on nature in today's selection of facts ...