A black-tailed prairie dog (Cynomys ludovicianus) at the Denver Zoo.
A dead field mouse on a bed of autumn leaves.
A field mouse.
Black tailed prairie dog (Cynomys ludovicians) at the Sedgwick County Zoo.
Spiny Mouse, Acomys cahirinus, at the Sedgwick County Zoo.
A vulnerable chinchilla (Chinchilla lanigera) at the Sunset Zoo.
Domestic rats at the Sunset Zoo.
A capybara (Hydrochaerus hydrochaeris) in the Pantanal, Brazil.
A black-tailed prairie dog at UL Bend NWR in Montana. The prairie dog’s range has decreased significantly over the past few decades, which has had a dramatic impact on species that use their burrows as habitat, like the black-footed ferret.
A nutria, a swamp rodent, bares its teeth in a Louisiana marsh.
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