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.

Top 100 Dog Breeds

Meet the Top 100 Dog Breeds

What makes these breeds so special? Take a fun and expert look. Then find out which breed is best for you.

Featured

Pack Rat

Pack Rat, or Wood Rat, a North American rodent. Most pack rats build large nests by piling up twigs, leaves, rocks, and other available material.

1-10 of 36
  • Can I catch plague from a prairie dog?
    Can I catch plague from a prairie dog?

    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? See more »

  • What's the best way to remove porcupine quills?
    What's the best way to remove porcupine quills?

    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. See more »

  • Why do beavers build dams?
    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? See more »

  • Agouti
    Agouti

    Agouti, a rodent found in South and Central America and southern Mexico, often kept as a pet. See more »

  • Beaver
    Beaver

    Beaver, the largest North American rodent. Beavers also are found in parts of Euope and Asia. See more »

  • Capybara
    Capybara

    Capybara, Capivara, or Carpinche, an animal found in tropical and subtropical regions of South America, especially in the Amazon and Orinoco river basins. See more »

  • Cavy
    Cavy

    Cavy, the common name of five genera of rodents native to South America. The members of four genera have rounded bodies with large heads and short ears and limbs; the members of the fifth genus have rabbitlike bodies with small heads and long limbs a See more »

  • Chinchilla
    Chinchilla

    Chinchilla, a small, fur-bearing rodent. It is native to the high Andes of South America, but also lives in the United States, Canada, and Europe. See more »

  • Chipmunk
    Chipmunk

    Chipmunk, a small, burrowing North American rodent belonging to the squirrel family. See more »

  • Field Mouse
    Field Mouse

    Field Mouse, or Meadow Mouse, a small, stout-bodied rodent with short legs, small, rounded ears, a blunt snout, and a short, hairy tail. See more »

1-10 of 36