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TAKE THE QUIZ“Blue-ringed”
We have one entry that includes the term Blue-ringed.
blue-ringed octopus
noun: any of several venomous octopuses (genus Hapalochlaena) of the Indo-Pacific region that display brilliant blue rings on the skin when alarmed or agitated and are capable of inflicting a fatal bite due to the injection of tetrodotoxin
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Merriam-Webster unabridged





