Discovery reveals giant flying squirrel once soared over Southern Appalachia
https://phys.org/news/2025-02-discovery-reveals-giant-flying-squirrel.html paper: https://link.springer.com/article/10.1007/s10914-025-09751-w

"A giant #FlyingSquirrel—about the size of today's house cats—once soared through the skies over what is now Southern #Appalachia, gliding above #rhinos, #mastodons and red #pandas... closest relatives are the giant #FlyingSquirrels in Japan, China and Indonesia... somehow they crossed the Bering Land Bridge alongside other #mammals about 5 million years ago."