Sadly this amazing creature became classified as an extinct mammal due to rapid hunting by humans. Sailors and fur traders ...

It is amazing to imagine these giant flying squirrels gliding over rhinos and mastodons living in the forests of Tennessee.’ ...

In "Prehistoric World: Over 1,200 Incredible Mammals and Discoveries from the Mesozoic and Cenozoic," readers will learn about the warm-blooded animals that rose to prominence once the dinosaurs ...