7 Most Dangerous Jellyfish in the Underwater World

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Sea nettle (Chrysaora)

Jellyfish, which can be recognized by their characteristic golden brown umbrella, which can reach 30 cm in diameter, and its 24 tentacles can stretch up to 2 m in length. After touching the sea nettle, a characteristic rash lasts about an hour on the human body, not to mention that the «bite» itself is quite painful. One thing pleases us — a meeting with this jellyfish does not threaten human life in any way, but caution will not be superfluous.

Perhaps the Most Unpleasant But Interesting Facts About Cockroaches

It seems that there is no such person in the world who would love cockroaches. These disgusting insects often bother residents of apartments and houses, and besides, their neighborhood is not so easy to get rid of. What else is cockroaches infamous for? About this in the selection of cockroaches ...