Andrew Huberman· PhD
So our major defensive sensory input is vision. And that's why animals, predator animals have eyes in the front of their head, so that they have very good, detailed vision of prey. Whereas prey animals like deer, have eyes on the side of their head. So, they don't see things that well, but they have a much bigger range of potential to see threat. And we mainly use, and in fact, it's interesting, there have been social anthropologists that say, why do we gather where we do, on coastlines and at the edge of a forest or something, it's because you've got protection in the back. Something can attack you from one side and you have a big vision of what might threaten you. And we tend to be attracted to those kinds of physical situations, so-