Blue-ringed octopus are famed for being one of the most venomous animals on the planet, and the symptoms from a bite are the stuff of nightmares. But how worried do you need to be?

Blue-ringed octopuses are undeniably stunning. When they are alarmed, these animals will show off the eponymous iridescent blue rings that cover their body and arms. But their adorably small size and ...

"Learn how to survive an encounter with the venomous blue-ringed octopus. How to Survive is a Webby Award-winning series ...

Take this as a sign to stay away. The warning system of the blue-ringed octopus doesn’t seem to work on a lot of people, since many have taken too close a look, and been horribly bitten by its ...