When pop culture wants you to think that a certain character has superhuman intelligence, that character is given an enormous head and it’s either outright stated or heavily implied that their brains are enormous compared to ours. But as science learns more and more about brains and how they actually work, not just in humans but in intelligent animals around the world, it seems like there may be a lot more to being smart than just using your brain, especially if you aren’t a primate or a mammal…