Certain species of wasps and frogs share a pain and inflammation peptide similar to one found in vertebrates to help defend against predators—a discovery that contributes to a shifting view of how ...

The discovery shines a light on what has, until now, been an underappreciated feature of evolution which suggests life is not ...

Scientists have discovered a new ancient amphibian species that could bridge the gap in understanding how modern-day frogs and salamanders developed. The fossilized skull of the 270-million-year-old ...

Newly discovered proto-amphibian, Kermitops (USNM PAL 407585) from the Department of Paleobiology collections at the Smithsonian Institution National Museum of Natural History. The species is named ...