The mule deer (Odocoileus hemionus) is a deer indigenous to western North America; it is named for its ears, which are large like those of the mule. Two subspecies of mule deer are grouped into the black-tailed deer.
Similar species: Even-toed Ungulates
By Ali Christine
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Uploaded Aug 12, 2014. Captured in 10952 South Pikes Peak Drive, Parker, CO 80138, USA.