North America has had a longer ... “The last American Miopetaurista lived millions of years after all Eurasian species of this genus had disappeared, meaning at the time they were ‘living fossils.’” ...

A prehistoric giant flying squirrel once glided over ancient Appalachia but went extinct as the climate cooled. Its fossils, ...

"It is amazing to imagine these giant flying squirrels gliding over rhinos and mastodons," said paleontologist Joshua Samuels.

Researchers have identified a giant flying squirrel fossil from a cache of unusual animal remains dug out of an ancient ...