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!

25 People Who Didn’t Caught a Break

Everyone had such moments of life when it seemed as if the whole world was opposed to one person. But, despite a string of failures, you should never lower your head down and be upset, because after a black stripe you should always have a white one! These photos are about people who know firsthand what a "bad day" is and how they deal with it.

Everywhere Cheating: Instagram / Reality Collages From a Girl From Thailand

Pictures on Instagram are full of faces of successful young business women and cute guys in Calvin Klein. Users of the popular network are often willing to spend the whole day searching for the original location or give the last $ 100 to highlight an expensive accessory in the photo. All this is necessary in order to appear happy, successful and independent. It seems, but not ... The girl from Thailand decided once and for all to show what is behind the curtain of beautiful photos and created a series of Instagram / Reality collages.

Animals That are Almost Impossible to Find in the Wild

The main problem of the extinction of these rare animals is the overpopulation of their habitats, global catastrophes and weather disasters. So far, people have not wiped out unique species of fauna from the face of the earth, let's look at those who can hardly be found in the wild ...