They are timid, social, omnivores, territorial and easily escape their cages. They only weigh 1-2 ounces. They do not tend to bite, but some types are more aggressive than others. Wild mice are nocturnal, but domestic mice can have periods of activity both day and night. They are secretive, love to burrow, and build nests.
Humans can develop allergies to the dander, urine or hair of mice.
Male mice may have an offensive odor to their urine. Housing Mice can be housed in wire or plastic cages but care must be taken to prevent escape or fractured limbs in wire. Cages should be spacious and at least 5-6 inches high. Bedding can be sawdust, paper, shavings and should be dust-free and inedible Avoid pine or cedar shaving as these may affect the mouse s liver. Temperatures of the room should be between 65 F and 80 F. Mice tend to drink lots of water and, therefore, urinate a lot.