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 Ingenious Everyday Inventions: 17 Ideas

Ingenious Everyday Inventions: 17 Ideas

Every day, people around the world face many inconveniences in using familiar things. Fortunately, at the same time, other people invent ingenious devices that simplify a human’s life. It is about such necessary, but very simple at first glance, things and ideas that will be discussed today ...
INTERESTING The Evolution of Underwear: From the 1900s to Today

The Evolution of Underwear: From the 1900s to Today

Since the 1900s, such an intimate part of the women's wardrobe as underwear has undergone quite a few revolutionary changes. How did it happen that tight corsets evolved into thin bikini barely covering a naked body? Today we will try to recall the past decades and understand how women's underwear has changed over the years.
ANIMALS Feline Body Language: How Your Cat Speaks to You

Feline Body Language: How Your Cat Speaks to You

Each owner of a cat knows that the pet’s mental state and disposition towards something can be easily counted by its pose, habits and facial expressions. To be ready for the various moods of your pet, we advise you to study the main options for feline poses.
INTERESTING What are these products made of? You will not believe!

What are these products made of? You will not believe!

At first glance, all these products are quite edible and appetizing and look so realistic that immediately there is a desire to sweep them off the plates without a trace. In fact, all this food is the work of the talented Japanese sculptor Seiji Kawasaki, who makes identical-looking food products from ... wood!
SOCIETY 20 Pictures of Girls in the Style of the 70s

20 Pictures of Girls in the Style of the 70s

Absolutely all pictures in this collection was made by photographer Fro Rojas. The main feature of his shots is that he takes pictures with an old film camera. The images in the lens of such an instrument are warm and slightly grainy, like those from the 70s. Favorite models of a foreign master are girls in swimsuits and underwear. Fro is able to capture any of them in such a way that you can not torn off your eyes! Well, and even men who contemplate his unique works rejoice more then models themselves ...