The deer mouse is a small rodent measuring between 7 cm and 10 cm and weighing between 10 and 35 grams. His body is covered with hair colour dark red-brown above and white above. The colour can vary depending on where habitat. Its furry tail is between 5 cm and 10 cm and is two colours, white with a gray line on top, its snout is pointed and ears are small and partially hairy.
The deer mouse is an omnivore, it eats what it finds, fruits, seeds, buds, flowers and insects. In the fall, she made reservations for winter food.
The deer mouse can live in any place where it can hide and make nests, but preference will be for farms, rural areas and the countryside.
On average, female calves between 3 to 5 pups per litter and can have between 2 to 4 litters per year with a spring pushed since it does not lower during the winter.