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!

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.
AUTO TOP Unusual Facts About Cars

TOP Unusual Facts About Cars

Did you know why Steve Jobs always drove without numbers and why in the Porsche the ignition key is always on the left? We will reveal these and other interesting facts in this collection of unusual facts that you did not know about cars ...
INTERESTING 35 Photos That Speak Louder Than Any Words!

35 Photos That Speak Louder Than Any Words!

A selection of positive photos, each of which will tell you its unique story. The most unusual photos collected from around the globe: about people, their lives, fates, addictions, moments, impressions and memories! Sit back and tune in to a wave of positive and vibrant emotions ...
INTERESTING Funny Shots Directly From the Football Field: 30 Photos

Funny Shots Directly From the Football Field: 30 Photos

Football is perhaps the most popular game in the whole world. Millions of men are ready to spend a lot of time watching matches of their favorite teams, and what can we say about days, weeks, and sometimes months of waiting for decisive games and world championships! Of course, football could not do without curious cases. Photographers are always ready to please the fans with interesting shots right from the scene, thanks to which any, even the most intense and responsible match, begins to seem like a fun childish naughtiness of adult uncles. A few shots from this category we will share today with you ...