Some flying squirrels have only one mating cycle per year but others, such as the Japanese dwarf flying squirrel, have two. The time of year for mating and birth depend on the species as well.

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

Another creature with great stealth is the Japanese dwarf flying squirrel. One way to distinguish between the two is that the Siberian flying squirrel is about 20 centimeters long, while the ...

Image by Madalena Boto. Meagre pickings: winters on Hokkaido are harsh, but Siberian flying squirrels are expert at finding food and shelter. I worked as a field director for the Forest episode ...

Apart from these differences, and larger size, the northern flying squirrel resembles the southern. Adults are 250-298 mm (10-11.7 in) in total length, and weigh 75-125 g (2.6-4.4 oz). The range is ...

Climate Minister Yoko Alender (Reform) has approved a regulation that places 14 permanent flying squirrel habitats under ...