Seven Irises in Cullin's Eye

Seven is not a very biological number. Usually in animals with bilateral symmetry, there tend to be even numbers of things. This is another ara where i haven't found much to really break down what this means. And that that just makes it more enticing. Like, what? What? Imagine looking in this of this hero's eyes. They are like seven pupils in there. And then, and then, to make things even weirder, two of em are squinting,. eh?