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 Alcoholic Drinks With the Most Unusual Tastes

Alcoholic Drinks With the Most Unusual Tastes

In the modern market there are many different types of alcoholic beverages: from sweet ale to strong, rich brandy. Many of us are familiar with and recognize the taste of most alcoholic beverages and it seems that we are no longer surprised. However, today's selection is designed just to prove the opposite ...
AUTO How Winter Turns Cars Into Works of Art

How Winter Turns Cars Into Works of Art

Sometimes nature surprises people with its landscapes. In this case, cars served as a canvas for the masterpieces. A selection of photos with unusual frosty patterns on cars.
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.
SOCIETY 20 Photos From the Days of Prohibition

20 Photos From the Days of Prohibition

In the United States, Prohibition began to operate in 1920 and continued right up to 1933. For 13 years, people have tried in every possible way to circumvent the ban on the sale, production and transportation of alcohol, staged demonstrations, protests, and massively engaged in smuggling. In our time, it is still difficult to imagine the effect of this law in full force. However, what the consequences may be and how people lived during the prohibitions on alcohol can be seen in the next photo selection.
INTERESTING Top Slimming Stimulant Products

Top Slimming Stimulant Products

To lose weight, a sufficient number of all kinds of diets have already been invented. Most of them require tremendous willpower and, oddly enough, a considerable amount of money. But progress does not stand still and today scientists have compiled a list of products that will help get rid of extra pounds in the "background", simply by eating fat-burning foods.