The investigative minds at How to Survive rank the Box Jellyfish, Blue-Ringed Octopus, and Stonefish based on their toxin delivery, showing why the smallest creatures in the ocean are often the most ...

Blue-ringed octopus found at Callan Park in Sydney Animal is one of world's most deadly sea creatures READ MORE: Dad paralysed after octopus bite at Balmoral Beach A deadly blue-ringed has been ...

During mating, some male octopuses inject females with their potent venom to paralyse them – and avoid being eaten by their mates. Typically, animals use venom to kill prey or defend themselves from ...