5 Terrifying Sea Creatures You DON‘T Want To Meet On Your Next Beach Trip

The Blue-Ringed Octopus – Tiny, Beautiful, And Lethal

You‘d be forgiven for thinking this hand-sized creature is harmless. Its dazzling blue rings are actually a warning: this is one of the most venomous animals in the ocean. Its venom is 1,200 times more potent than cyanide, and a single bite can leave you completely paralysed and unable to breathe. Found from Japan to Australia, there’s no known antidote. Admire it from a distance – or better yet, don’t admire it at all.