There are two nasty things in the blue depths you should spend many a sleepless night frightened of. For the big one you’ll have to wait a bit, for the one right below it in terrifying lethality you just have to watch your step when you’re walking along the bottom of the ocean.
As you can see it's very hard to notice on the ocean floor:
Like all monsters it hides, camouflaging itself among the rocks on the bottom. It’s what’s called an ambush predator: a critter that waits until something juicy walks, or swims, by. But what it could do to you requires no motion at all. All the
stone fish has to do is just sit there on the bottom and wait for you to innocently step on it.
That’s all it takes: the spines on the fish’s back are like a parade of loaded hypodermic needles, each one carrying enough bad stuff to kill even a buff diver in a matter of minutes. But death is not really the worst
to be so horrible that sufferers have begged to have the pricked limb amputate rather than
clipped from: www.darkroastedblend.com 
