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Jellyfish stings
You’re playing in the waves on vacation at the beach and you feel a sudden burning sensation: a jellyfish sting! How do you relieve the pain?

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Jellyfish Stings

Jellyfish, which are almost entirely made of water, are marine animals. There are over 900 species of jellyfish. Their only defence mechanism is a poison found in their tentacles that causes paralysis. When a jellyfish brushes against another animal, a thin tube comes out and pierces its skin. Paralysing venom is then excreted from that tube into the other animal, making it possible for the jellyfish to escape a potential predator. In humans, this venom is usually not potent enough to cause paralysis and is generally the source of superficial damage.
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