harvest mouse

(redirected from Micromys)
Also found in: Dictionary, Thesaurus, Medical.

harvest mouse

1. a very small reddish-brown Eurasian mouse, Micromys minutus, inhabiting cornfields, hedgerows, etc., and feeding on grain and seeds: family Muridae
2. American harvest mouse. any small greyish mouse of the American genus Reithrodontomys: family Cricetidae