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!

SOCIETY Do not be shy: 15 people who do not care about the opinions of others!

Do not be shy: 15 people who do not care about the opinions of others!

What does freedom mean? For some, this is a simple opportunity to remain yourself even in the most unusual situations. By looking at the people in today's collection, you are sure to see that they have reached Zen in accepting themselves and the circumstances that surround them. They are not familiar with the feeling of shame and embarrassment, they do not care what others think about them, because they have already learned to live the way they want and enjoy it ...
INTERESTING 10 Unobvious Things to Change if Your Health is Dear to You!

10 Unobvious Things to Change if Your Health is Dear to You!

The first thing that comes to mind when we think about a healthy lifestyle is a gym, proper nutrition and rejection of bad habits. But will these 3 whales be enough to maintain a healthy body? Today we want to share with you a list of 10 small things that in one way or another have a significant impact on your health. Most likely, you hardly ever suspected that something from this list could be so important, however, neglect of these everyday trifles can literally reduce all your good goals to zero.
ANIMALS How a Cat Named Zuu Became a New Star

How a Cat Named Zuu Became a New Star

It's no secret that cats are the cutest animals. However, at times there are such instances as the cat Zuu, who became a real Instagram star and an example of an absolute cuteness.