Most of us don't grasp the variety of animals species that inhabit the Earth today, and some even get surprised as they find out there's an animal they haven't heard of before. But seriously now - out of 1,367,555 identified non-insect animal species that live on Earth today, how do you expect to know every single one of them? Inspired by reddit, we put together a selection of 22 animals you probably didn't know existed.