Meet the world's smallest known octopus. This cute little thing is most commonly found in warm, shallow waters of the Western ...

The blue ring octopus, though small, carries a lethal venom 1,200 times more toxic than cyanide, capable of paralyzing and ...

But their adorably small size and Instagrammable appearance is deceptive ... Mike Workman/ Shutterstock There may be around 10 different species of blue-ringed octopus, though only four have been ...