Have mice problems? Learn all about these animals, including the many different species of mice you may find near your home or business and your options to eradicate and prevent them.

Quick Facts

  • Mice can fit through a gap that is a ¼ inch, around the size of a dime
  • Mice teeth never stop growing
  • They have poor eyesight and rely primarily on their other senses to get around
  • Mice carry as many as 200 human pathogens
  • They’re very hungry creatures, eating 15 to 20 times a day
  • Can jump vertically up to 10 inches
  • Can fall 12 feet without injury
  • Indoors, mice prefer to travel by sticking close to walls
  • There are many different species of mice in the United States. The four most common mouse species found in the Western United States are the house mouse, deer mouse, western harvest mouse, and white-footed mouse.

    The house mouse is remarkably well-adapted for living year-round in homes, food establishments, and other structures. Homeowners are most likely to notice mice during winter, following their fall migration indoors, searching for warmth, food, and shelter. Once mice become established inside a home, they can be challenging to control.

    Find a solution to your mice control problem.

    What You Need To Know About The House Mouse

    • What do house mice look like?

      • 5-8 inches long

      • Brownish-gray coat

      • Cream-colored fur on their belly

      • Small eyes

    • What do house mice eat?

      • Only eat small amounts of food at a time

      • They’ll eat both plants and meat (i.e., an omnivore)

      • Prefer fruits, seeds, and grain, but will eat meat

    • Where do house mice live?

      • Active in many parts of the U.S.

      • Commonly live in burrows outside

      • Will build or take shelter near places that have readily available food sources

    What You Need To Know About House Mice Infestations

    • What are the signs of a house mouse infestation?

      • Sightings at dusk or right before dawn (main feeding periods)

      • Chewed up wires, books, papers, insulation, and cardboard (nesting material)

      • Gnawing marks

      • Rodent runways (dark worn paths along walls, piping, and ledges)

      • Pattering (tapping) noises

      • Dropping (¼ inch and pointed at both ends)

      • Urine odors

    • Why do house mice invade my home or business?

      • Availability of food, water, shelter, and nesting materials

    • How do I get rid of house mice?

      • Locate and seal their entry points with caulk

      • Clean up food crumbs and keep food stored away

      • Place pet food in sealed containers

      • Cut back shrubberies and branches away from the house

      • Set Kness mousetraps alongside walls

      • Store items in plastic containers rather than cardboard boxes

    Tips To Prevent House Mouse Infestations

      • Use Kness mousetraps

      • Practice sanitary habits with food storage and cleaning around the house

    Deer mice are common along the west coast from Mexico to the Northwest Territories of Canada. They may also be referred to as field mice.

    Find a solution to your mice control problem.

    What You Need To Know About The Deer Mouse

    • What do deer mice look like?

      • 4-9 inches long

      • Light gray to dark red colored fur

      • White belly fur

    • What do deer mice eat?

      • They’ll eat both plants and meat (i.e., an omnivore)

      • Prefer insects, seeds, fruits, grains, fungi, and flowers

    • Where do deer mice live?

      • Will build or take shelter near places that have readily available food sources

    What You Need To Know About Deer Mouse Infestations

    • What are the signs of a deer mouse infestation?

      • Sightings at dusk or right before dawn (main feeding periods)

      • Chewed up wires, books, papers, insulation, and cardboard (nesting material)

      • Gnawing marks

      • Rodent runways (dark worn paths along walls, piping, and ledges)

      • Pattering (tapping) noises

      • Dropping (¼ inch and pointed at both ends)

      • Urine odors

    • Why do deer mice invade my home or business?

      • Availability of food, water, shelter, and nesting materials

    • How do I get rid of deer mice?

      • Locate and seal their entry points with caulk

      • Clean up food crumbs and keep food stored away

      • Cut back shrubberies and branches away from the house

      • Set Kness mousetraps alongside walls

      • Store items in plastic containers rather than cardboard boxes

    Tips To Prevent Deer Mouse Infestations

      • Use Kness mousetraps

      • Practice sanitary habits with food storage and cleaning around the house

    The Western Harvest Mouse can be found in along the western border of North America, from southwestern Canada through California and Arizona, down into Mexico. Primarily a nocturnal creature.

    Find a solution to your mice control problem.

    What You Need To Know About The Western Harvest Mouse

    • What do western harvest mice look like?

      • 6-9 inches long

      • Golden-brown fur

      • White belly fur

      • Large, hairless ear

      • Grove located on their incisors (teeth)

    • What do western harvest mice eat?

      • Eats seeds, plants, and insects

    • Where do western harvest mice live?

      • Spherical nests are built on the ground or in low vegetation

      • Uses tunnels and runways of other small mammals

      • May congregate in communal nests

    What You Need To Know About Western Harvest Mouse Infestations

    • What are the signs of a western harvest mouse infestation?

      • Sightings at dusk or right before dawn (main feeding periods)

      • Chewed up wires, books, papers, insulation, and cardboard (nesting material)

      • Gnawing marks

      • Rodent runways (dark worn paths along walls, piping, and ledges)

      • Pattering (tapping) noises

      • Dropping (¼ inch and pointed at both ends)

      • Urine odors

    • Why do western harvest mice invade my home or business?

      • Availability of food, water, shelter, and nesting materials

    • How do I get rid of western harvest mice?

      • Locate and seal their entry points with caulk

      • Clean up food crumbs and keep food stored away

      • Place pet food in sealed containers

      • Cut back shrubberies and branches away from the house

      • Set Kness mousetraps alongside walls

      • Store items in plastic containers rather than cardboard boxes

    Tips To Prevent Western Harvest Mouse Infestations

      • Use Kness mousetraps

      • Practice sanitary habits with food storage and cleaning around the house

    Drums the front feet when alarmed. Nocturnal creatures. While common in the eastern United States, the White-footed Mouse can be found in the West too (weather permitting). They are often found in wooded areas or places where it is warm and dry.

    Find a solution to your mice control problem.

    What You Need To Know About The White-Footed Mouse

    • What do white-footed mice look like?

      • White-footed mice are 5-8 inches in length, including the tail

      • They weigh 3/8-1 1/2 ounces

      • White-footed mouse fur ranges from grayish to reddish-brown on the back and head and white on the belly and feet

      • The tail is covered in short hair

      • Hind feet have six pads each

    • What do white-footed mice eat?

      • Primarily feeds on seeds, fruits, nuts, and insects

    • Where do white-footed mice live?

      • Build nests in concealed locations

      • Will seek warmth in homes, garages, sheds, and infrequently used vehicles

    What You Need To Know About White-Footed Mouse Infestations

    • What are the signs of a white-footed mouse infestation?

      • Sightings at dusk or right before dawn (main feeding periods)

      • Chewed up wires, books, papers, insulation, and cardboard (nesting material)

      • Gnawing marks

      • Rodent runways (dark worn paths along walls, piping, and ledges)

      • Pattering (tapping) noises

      • Dropping (¼ inch and pointed at both ends)

      • Urine odors

    • Why do white-footed mice invade my home or business?

      • Availability of food, water, shelter, and nesting materials

    • How do I get rid of white-footed mice?

      • Locate and seal their entry points with caulk

      • Clean up food crumbs and keep food stored away

      • Cut back shrubberies and branches away from the house

      • Set Kness mousetraps alongside walls

      • Store items in plastic containers rather than cardboard boxes

    Tips To Prevent White-Footed Mouse Infestations

      • Use Kness mousetraps

      • Practice sanitary habits with food storage and cleaning around the house

    To take care of your mice problems, Kness has a full line of control solutions for you to utilize.

    Available from Kness

    Ketch-All® Multiple Catch Mousetrap Product Ketch-All® Multiple Catch Mousetrap

    The Ketch-All® needs no bait and catches multiple mice in one setting. The trap is properly set with 4 to 6 full (360°) turns.

    View Ketch-All® Multiple Catch Mousetrap

    Available from Kness

    Snap-E® Cover Product Snap-E® Cover

    Snap-E® Covers keep traps and catch out of sight, keeping children and pets away from rodents and traps.

    View Snap-E® Covers

    Available from Kness

    Snap-E® Mousetrap Product Snap-E® Mousetrap

    Snap-E® mousetraps are escape proof and the innovative design ensures you'll never touch another mouse.

    View Snap-E® Mousetraps

    Available from Kness

    Stick-All® Mouse & Insect Trap Products Stick-All® Mouse & Insect Trap

    The ultimate glue trap for pest control. Attracts, monitors and catches multiple mice and insects.

    View Stick-All® Mouse & Insects Traps

    Available from Kness

    Stick-All® Glue Trap Products Stick-All® Glue Trap

    Ultimate in glue trap for pest control. Attracts, monitors and catches multiple mice and insects.

    View Stick-All® Glue Traps