Kermit the Frog meet Kermitops gratus, the most recent ancient amphibian to be identified after examination of a tiny fossilized skull that once sat unstudied in the Smithsonian fossil collection ...

In a paper published in the Zoological Journal of the Linnean Society, scientists identified the tiny skull, measuring only around 1.2 inches long, as the precursor to modern frogs, salamanders ...

Scientists say they have discovered a new species of proto-amphibian that lived 270 million years ago — and they've named it after "The Muppets Show" character Kermit the Frog.