Mus musculus (house mouse)
| Diet | generalist |
| Habitat | varies, urban, NON-NATIVE but widespread. Note: many mice in buildings are deer mice (Peromyscus maniculatus) |
| Description | Body and tail not strongly bicolored (cp. deer mice). Dorsum generally light to dark brown, venter light to dark gray. |
| Skull Characteristics | 1st upper molariform is large, ½ the length of the entire row. Incisor has small notch on back side. Cheekteeth have a middle row, contrasting with Peromyscus and other Cricetidae. |
| Notes | Link to more species information:
Animal Diversity Web |