Perhaps the most overused and overly co-opted heavy metal symbol is that of the skull. Once a worldwide symbol for death, danger, carefree indulgence, and those who worship at the altar of those things, the Death’s Head has since become a badge of wannabe rebellion and occasionally enjoying Appetite for Destruction, to be held up and cooed at in every Walmart.Thankfully, Mother Nature is basically a mad scientist on acid, and the human skull is not the only skull on earth that is in any way metal. In fact, the beasts of the land and sea often have skulls that are far more terrifying and absurd than that of our grinning headbone. So if you’re a metal band or artist, and want to step your game up in a depiction of Hell, the Reaper, or just a mutant bursting out of a tube and mutilating its makers, consider replacing that rotten skull with one of these bad boys:


You are watching: What animal has the thickest skull

10. Nutria

*
*
*
*
*
*
*
*
*
*
Behold the Beast of the Apocalypse! Who knew that beneath that goofy head with its big round nose and puffy cheeks, there was a terrifying spike behemoth? A hippo’s skull looks like something out of Warhammer 4000, some kind of genetic anomaly engineered for warfare and consumption. To be fair, hippos themselves are scary as fuck, known to kill humans for sport.

See more: Pokemon Fire Red: Obeying Mew Cheat Code, Pokemon Fire Red Obeying Mew Cheat Code

But this skull doesn’t say, Stay out of my territory, it says, My favorite food is scrambled baby parts dipped in motor oil and cooked over a burning hospital.