The mass extinction that ended the Permian geological epoch, 252 million years ago, wiped out most animals living on Earth.

Learn why the temnospondyls’ inability to evolve eventually did them in when mammals and dinosaurs appeared on the scene.

About 250 million years ago, at the end of the Permian period, something killed some 90 percent of the planet's species. Less than 5 percent of the animal species in the seas survived. On land ...

As reported by Futura-sciences, researchers have identified the remains of a complete ecosystem dating from the Permian period ... Futura-sciences - Illustration: Pixabay) Be sure to read all ...