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from Wikipedia, the free encyclopedia

House mouse

Mus musculus is the common house mouse.

This mouse is believed to be the second most populous mammalian species on Earth, after Homo sapiens.

House mice almost always live in close proximity of humans.

Laboratory mice are strains of house mice that form important model organisms in biology and medicine; they are the most commonly used laboratory mammal.

Note:   The above text is excerpted from the Wikipedia article "House mouse", which has been released under the GNU Free Documentation License.
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