Blue-ringed octopuses carry a killer concoction called tetrodotoxin (TTX), a potent neurotoxin that can paralyze living ...

The venomous blue-lined octopus is one of many species that engages in sexual cannibalism.

Eating the octopus can also lead to poisoning, with there being at least one case of someone having become ill after accidentally consuming a blue-ringed octopus in Taiwan.

Don’t be fooled by its small size and dazzling blue rings this tiny octopus carries enough venom to kill 26 people in mere minutes. With no known antidote, the blue-ringed octopus is one of the ...

The octopus, an incredible marine species known for its intellect, excellent camouflage abilities, and complex behaviours, has a distinct physiological trait: blue blood. This interesting ...

An unnamed woman was bitten twice by a blue-ringed octopus, which contains one of the most dangerous neurotoxins on the planet, but she escaped relatively unharmed.

Male blue-lined octopuses inject a powerful neurotoxin into the hearts of females before mating to avoid being eaten, according to a new study.

Blue-Ringed Octopus Has Enough Venom to Kill 26 Adult Humans Within Minutes? Several social media users claimed the bite is painless and that no antiserum exists.

An Australian teen nearly died when he was bitten by a poisonous blue-ringed octopus hiding in a shell he scooped out of the ocean to show his niece.

Male blue-lined octopuses inject a powerful neurotoxin into the hearts of females before mating to avoid being eaten, according to a new study.

An Australian teenager had a lucky escape after being bitten by an extremely toxic blue-ringed octopus. A toddler also came close to touching the deadly cephalopod.