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(#16) There Are 200 Different Types of Jellyfish
There are more than 200 different types of jellyfish that inhabit the ocean.
Source: Orma -
(#15) Jellyfish Sting Around 200,000 People in Florida Each Year
Jellyfish are located in all parts of the world, but in Florida, they regularly sting around 200,000 people a year. In Chesapeke Bay, the numbers are even higher, with 500,000 people stung each year, on average.
Source: National Science Foundation -
(#11) Jellyfish Live Under One Year
Jellyfish do not usually live longer than one year and smaller jellyfish die even quicker than that.
Source: Jelly Watch -
(#12) Jellyfish Have Been on Earth for Over 500 Million Years
The oldest jellyfish fossils ever found date back at least 500 million years, to the Cambrian Period. This was long before dinosaurs ever even roamed the planet!
Source: Live Science -
(#4) Jellyfish Don't Have Brains
In fact, they don't have much of anything at all. They don't have a brain, ears, eyes, or even a heart. They are a very basic creature with a simple nervous system.
Source: NOAA -
(#3) Box Jellyfish Have the Deadliest Venom in the Animal Kingdom
They use their venom to kill fish and shrimp for dinner, but it is very dangerous towards humans, too, often considered the most deadly in the animal kingdom. Human victims have been known to go into shock and drown, or suffer heart failure.
Source: National Geographic
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About This Tool
Studies have shown that jellyfish have existed on the earth for 650 million years and have experienced five mass extinctions. Such ancient creatures do contain many mysteries, and many scientists are devoted to exploring the world of jellyfish. It is lucky that we can watch different jellyfish in various aquariums and learn more knowledge about these beautiful sea creatures. Do you know that the transparent and beautiful jellyfish get oxygen from the surrounding seawater through their thin skin, so they don't need a respiratory system?
Welcome to check the random tool if you are interested in jellyfish, the random tool introduced 21 fun facts about jellyfish that you may never know. The first thing you should know is jellyfish are not fish, but invertebrates.
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