Reptile boom 250 million years ago may have been due to global warming

A spike in global temperatures could have been the trigger for the rise of reptiles towards the end of the Permian Period, not a mass extinction of mammals as had been thought

Reptile boom 250 million years ago may have been due to global warming
A spike in global temperatures could have been the trigger for the rise of reptiles towards the end of the Permian Period, not a mass extinction of mammals as had been thought