House Mouse

(Mus Musculus)

Appearance:
Small and slender, 3 - 4 inches long, with large ears, small eyes and pointed nose, light gray or light brown, droppings are rod-shaped.

Habits:
Nests within structures and burrow; they will normally make their nest within 10 to 30 feet from a food source; they are excellent climbers.

Diet:
Prefer cereal grain.

Reproduction:
Breed at two months, can have litters as often as every 40 - 50 days with four to seven young per litter; they can live up to one year.

Other Info:
Feed 15 - 20 times per day, carry many diseases, and can get through an opening as small as a dime.

 

Norway Rat

(Rattus Norvegicus)

Appearance:
Brown, 6 - 8 inches long, small eyes and ears, blunt nose, tail is shorter than head and body; droppings are capsule shaped.

Habits:
Nest in underground burrows, from which they enter buildings in search of food; they tend to remain in hiding during the daylight hours.

Diet:
Omnivorous, but prefer meats; they cannot survive without water.

Reproduction:
Reaches sexual maturity in two months; can breed any month of the year, litters may number from 8 - 11; they can have from 4 - 7 litters per year, adults can live as long as one year.

Other Info:
The Norway Rat is the most common rat in the United States and is the carrier of many serious diseases.

 

Roof Rat

(Rattus Rattus)

Appearance:
Brown or Black, 7 - 10 inches long, with a long tail and large ears and eyes, and they have a pointed nose.

Habits:
They nest inside and under buildings, or in piles of wood debris and other rubbish; they are excellent climbers and are often found in the upper parts of structures.

Diet:
Omnivorous, but they prefer fruits, grains, nuts and veggies.

Reproduction:
They become sexually mature at 4 months of age, they can have 4 - 6 litters per year; with 4 - 8 young per litter. They can also live up to one year.

Other Info:
Can squeeze through openings only 1/2 inch wide, and carry many serious diseases.

 

Signs of Rodents in and around your structure:

 

Droppings along well traveled pathways, in feeding areas and near the rodents shelter.

Droppings may be as long as 3/4 inch and up to 1/4 inch in diameter. Fresh droppings are soft.

Tracks, including footprints and tails marks, on dusty surfaces, in mud or snow.

Urine along traveled pathways or in feeding areas. Both wet and dry rodent urine will glow under ultraviolet light (Black Light).

Smudge or rub marks on beams, rafters, walls, pipes, and other fixtures.

Gnawing marks on doors or ledges, in corners, in wall material, on stored materials or on other surfaces.

Noises in the walls caused by gnawing, climbing, clawing, squeaks, and fighting; particularly at night when rodents are the most active.

 
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