Animals are pretty and all, but they can get boring to look at after a while. Meanwhile, a whole labyrinthine universe of strange looking cells and squishy organs that’s much more interesting.
Luckily, you don’t always have to dissect an animal or look at a biology textbook (yuck!) to see the innards. In the slideshow above, you’ll find ten animals with see-through exteriors. Each of them is a little freaky and a lot beautiful.