octopus

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Related to Blue-ringed octopus: stonefish, Cone snail
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Synonyms for octopus

tentacles of octopus prepared as food

bottom-living cephalopod having a soft oval body with eight long tentacles

References in periodicals archive ?
Dr Bryan Fry from the Department of Biochemistry at the Bio21 Institute, University of Melbourne, revealed that while the blue-ringed octopus species remain the only group that aredangerous to humans, the other species have been quietly using their venom for predation, such as paralysing a clam into opening its shell.
The golf-ball-size, blue-ringed octopus found off the coast of Australia has enough venom in it to kill eight adults.
It's the same poison found in a number of other creatures, including puffer fish, several types of frogs, North America's rough-skinned newt, the blue-ringed octopus, and some other flatworms.
And only a few, such as the blue-ringed Octopus of Australia, are poisonous.
Apparently the Australian blue-ringed octopus may be small, but it produces the deadliest poison known to man.
The world's 10 most deadly snakes all live in Australia, and keeping them company are such cuties as the funnel web spider, the paralysis tick, blue-ringed octopus, and the cuddly box jellyfish who's sting is said to induce the most agonising death known to man.