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.
This common nocturnal mouse is often seen climbing in trees, using its long tail for balance.
In this guide to the Black-Footed Ferret, you'll learn cool facts about its habitat, unique behaviors and it's converstation status.
Rodents range from beavers to red squirrels and guinea pigs. Learn all about rodents by checking out these rodent pictures.
Porcupines know nothing of bad hair days. These walking pin cushions use their prickly "hairs" to impale any animal that may pose a threat to their well-being.
Prairie dogs may look cute and cuddly, but are these rodents harbingers of deathly plague? Since there aren't any underground pharmacies in prairie dog towns, will disease wipe out these animals?
Environmentalists agree that beaver dams help the environment by creating wetlands but why are some landowners and farm owners getting riled up? How could these dams be hazardous to roads, bridges and levees?