10/14/2010 12:04 pm ET Updated May 25, 2011

Big-Eyed Animals And How They Tug At Our Heartstrings (PHOTOS)

Why do we naturally gravitate toward animals and cartoon characters with big eyes?

We're just hardwired
that way.

Because our babies have large eyes compared to their head, humans have developed an affinity for anything with big peepers. So we've collected pictures of members of the animal kingdom with super-large eyes to test this theory. Are they all adorable? Or are some of them just a little freaky?

Big-Eyed Animals