Nearly 40% of mammal species are rodents, and they are found on every continent except Antarctica. Rodents include mice, rats, squirrels, chipmunks and beavers, among others.
The Ultimate Rodent Quiz
The term rodent conjures up in many of us images of bothersome rats and mice. Squirrels and chipmunks are usually considered to be cute little furry creatures, but they, too is are rodents. Take this quiz and learn more about this diverse family.