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.

Unexpected Dolphin Facts

Dolphins are quite intelligent animals of the underwater world that children and adults all over the planet love. Legends about the kindness of dolphins reach fantastic examples, but is everything so smooth in the idealized behavior of these animals?