When we call a person two-faced, it’s an insult. But for some clever animals, being two-faced is a high compliment.

Many animals evolve eyespots and even false heads—like the thorny devil—to look more menacing and fake out potential predators.

But a 2010 study showed that the deceptive body parts don’t really have to look like anything—just be larger than life to produce the desired effect (seems to work for Lady Gaga). Here’s a roundup of five amazing “faces” that aren’t actually faces at all.

Class act Mr. Peanut might feel it’s a bit déclassé to have his mug compared to a bug, but there’s no getting around it: The peanut-head bug has a head that looks like an