American Beaver
Castor canadensis; the second largest
rodent
Utah Prairie Dog
Cynomys parvidens
Patagonian Cavy
Dolichotis patagonum
Pacarana
Dinomys branickii
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North American Porcupine
Erethizon dorsatum
Northern Flying
Squirrel
Glaucomys sabrinus
Capybara
Hydrochoerus hydrochaeris; the world's
largest rodent
Muskrat
Ondatra zibethica
Hamsters
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