Most poisonous sea creature?
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StoneFish
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JellyFish
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Sea snake
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PufferFish "fugu"
D
Correct answer
Explanation
The pufferfish (fugu) is considered the most poisonous sea creature due to its high concentration of tetrodotoxin, which is lethal even in tiny amounts. While stonefish have painful venom, box jellyfish (not listed) cause the most deaths, and sea snakes have potent venom, pufferfish toxin is exceptionally concentrated. The fish contains enough toxin to kill 30 adult humans.