The tiny but deadly blue ringed octopus can paralyze and kill humans in minutes, with no known antidote.

The investigative minds at How to Survive analyze venom effects, first aid, and survival actions after a blue-ringed octopus bite.

Along the rocky shores of eastern Australia, a small brown octopus is unassuming as it blends in with its surroundings. When the octopus is scared or hungry, however, it becomes one of the most ...