WASHINGTON, March 21 (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 ...

The development of hair was of central importance for the evolution of mammals and thus also of humans. However, the evolutionary origin of the genetic program of hair was previously unknown.

Over the course of 500 million years, three species of poison frogs evolved to withstand a toxin they use to prevent predators from catching them. But, there’s a catch: the frogs experience a ...

African clawed frogs are known for their flat bodies, vocal organs and claws on the first three toes of the hind feet. Hamilton, ON, Dec. 16, 2024 – Researchers at McMaster University have uncovered ...

Researchers named the species Kermitus after Kermit the Frog. Scientists have discovered a new ancient amphibian species that could bridge the gap in understanding how modern-day frogs and salamanders ...

"In these frogs, we've discovered extraordinary variation even among closely related species, which allows us to explore how important things like sex determination evolve rapidly," says Ben Evans, a ...