Information from Wikipedia on this endangered species, Plagiodontia aedium, including its description, behavior and ecology.
Photographs and information from ARKive on this sole surviving member of an ancient group of rodents now found only in Laos.
Characteristics of the order and descriptions of each of the 29 families from the Animal Diversity Web.
Fact sheet from EDGE, a conservation organization that focuses specifically on threatened species that represent a significant amount of unique evolutionary history.
The Natural History Collection at Edinburgh University provides information on the three main types of rodent characterized by their jaw musculature and differently shaped skulls. Photographs of skulls and information on the dentition of a number of species.
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