But the Permian detectives are faced with a host ... especially tortoise-beaked dicynodonts, which likely lived in herds and browsed on vegetation along the riverbanks," said Smith.

Get Instant Summarized Text (Gist) The Permian mass extinction, 252 million years ago, was linked to a 10°C rise in global temperatures due to massive volcanic CO 2 emissions. This led to climate ...