Cover Characteristics: Book Covers featuring Eyes

This topic is such a good one! I mean, there are so many book covers with eyes as the main focus. I have like 10 on my kindle alone, and that doesn't include the million more out there that I don't own. But of course that also means I was once again struck with indecision and ended up going with ten picks rather five, including some books from the same series because they were too gorgeous not to...