The blue-ringed octopus may be small, but the video describes its tetrodotoxin as 1,000 times more lethal to humans than cyanide, with serious effects beginning within minutes of a bite. Its glowing ...
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A palm-sized octopus carries a venom with no antidote and flashes blue before it strikes
The blue-ringed octopus is among the ocean’s most paradoxical animals: small enough to sit in the palm of a hand, usually shy, and yet capable of delivering one of the most potent venoms in the sea.
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