Animals | Wild Animals | Rodents

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.

Why do beavers build dams?

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?

Bushy-Tailed Woodrat

Bushy-Tailed Woodrat has a habit of stealing shiny objects. Learn more about this creature at HowStuffWorks. See more »

Northern Red-Backed Vole

Northern Red-Backed Vole are popular prey for weasels and other small carnivores. Learn more facts at HowStuffWorks. See more »

Red Squirrel

Red Squirrels make a lot of racket. Learn more about them at HowStuffWorks. See more »

Black Bear

Black Bears have extremely keen sense of smell. Learn more about the black bear at HowStuffWorks. See more »

White-Footed Mouse

The white-footed mouse is a nocturnal mouse often seen climbing in trees. Learn about this skillful mouse at HowStuffWorks. See more »

Black-Footed Ferret

Black-Footed Ferret is classified as a rodent. Learn more about the black-footed ferret at HowStuffWorks. See more »

The Ultimate Rodent Quiz

The Ultimate Rodent Quiz

A rodent is a swift-breeding, little mammal that gnaws. Take this quiz to learn more about rodents, which include rats, mice, squirrels and chipmunks. See more »

Rodent Image Gallery

Rodent Image Gallery

Rodents range from beavers to red squirrels and guinea pigs. Learn all about rodents by checking out these rodent pictures. See more »

What's the best way to remove porcupine quills?

What's the best way to remove porcupine quills?

Porcupine quills are the main source of defense for these prickly rodents. Learn how porcupine quills are impaled into predators and clueless pets. See more »

Can I catch plague from a prairie dog?

Can I catch plague from a prairie dog?

Prairie dog plague has killed a huge percentage of the prairie dog population. Learn why prairie dog plague is a serious threat, and if you'll catch it. See more »