Any fan of this site knows that the core of our mission statement is "Nature is terrifying and you should only leave the house if it's an emergency." But in the course of our relentless examination of horrifying insects and vicious predators, we have to say that consistently all of them pale in comparison to the stuff that lives in the water. The ocean is the earth's last frontier, and just as we always suspected, it's full of sea monsters. Like ...

10 The Fish That Looks Like the Predator

io9.com

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Well, it has the Predator's mouth, anyway. In some ways, the sarcastic fringehead (yes, that's its actual name) is more horrifying, because before it opens its mouth, it just looks like a regular fish with old geezer jowls ...

The Featured Creature

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If reincarnation is real, this is what Nixon's coming back as.

... before its entire face opens up into a gaping sprawl of predatory terror. Sarcastic fringeheads are incredibly territorial, by the way, and they use their enormous jaws to battle each other in a ritual that looks like two parachutes trying to make out:

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And no, we don't know why they are called that. They don't look very sarcastic to us, but their name makes them seem less frightening and a lot more douchey.