Mudskipper: A Partially Evolved Fish?

I have to admit, if there was ever an animal that looked like it evolved, it’s the Mudskipper.  This animal is both an amphibian and a fish.  It can breathe under water and on land.  Surprisingly, there are several other animals that are able to do this as well (Lungfish, Wooly Sculpin, etc).  Despite these…