WASHINGTON (Reuters) - There definitely were no muppets during the Permian Period, but there was a Kermit - or at least a forerunner of modern amphibians that has been named after the celebrity frog.

The rocks in the area in which the skull was found, known as the Red Beds, are over 270 million years old, and contain fossils of several ancient species that are early relatives of modern amphibians, ...

Scientists at the Smithsonian identified a fossilized skull from a 270 million-year-old amphibian, which they've named Kermitops gratus Scientists have found a previously undiscovered ancient ...

A recently-discovered amphibian ancestor has been named after Kermit the Frog, the ballad-crooning, pig-wooing lime green frog who headlines the Muppets. According to a new study in the Zoological ...

One of the world's biggest globe-hopping celebrities has moved to Atlanta, and CBS News Atlanta has a sneak peek at his ...

Scientists have discovered evidence of a prehistoric species of amphibian that could be the precursor to modern species − and they bestowed upon it the great honor of being named after a green froggy ...

Disney wants everyone to wear green on May 9 in honor of their favorite frog ABC Photo Archives/ABC via Getty;Jacqueline Jones/The Muppets Studio Kermit the Frog was celebrated by the state of ...

Scientists at the Smithsonian identified a fossilized skull from a 270 million-year-old amphibian, which they've named Kermitops gratus Charlotte Phillipp is a Weekend Writer-Reporter at PEOPLE. She ...