Any of several large, common North American species of hares (e.g., Lepus townsendii, L. californicus). Jackrabbits have very long ears and long hind legs. They are widespread, particularly in the West, but are found most often in prairie and plains environments.

This entry comes from Encyclopædia Britannica Concise.
For the full entry on jackrabbit, visit Britannica.com.

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