Sitophilus oryzae, Sitophilus granarius Size 1/8 inch in length Color The rice weevil is dark brown and usually has four light-colored patches on its wing covers. The granary weevil is uniformly dark brown in color. Behavior Both the rice and the granary weevil are internal feeders and the larva develops inside whole grain kernels. The …
Acanthoscelides obtectus Size 1/6 of an inch Color Olive brown with brown or gray spots on wing covers. Its thorax is covered with fine yellow-orange hairs. Behavior The female bean weevil deposits her eggs on bean pods in the field or on whole beans in storage. Each female lays up to 60 eggs in her …
Peromyscus leucopis Size Body is up to two inches in length. Color This species has several closely related cousins that are colored similarly. All species are bicolored — the top is light brown to red-brown and the feet and underbelly are pure white. Behavior Unlike the house mouse, the white-footed mouse is not found in …
Microtus spp. Size Voles are larger than the house mouse with adults measuring up to five inches in head and body length. The tail, however, is shorter in relation to the body — a vole’s tail ranges from one and three-fourth to two and three-fourth inches in length. Color Blackish-brown to grayish-brown depending on the …
Neotoma spp. Size Medium-sized rodents whose bodies measure about eight inches, with the tail slightly shorter than the head and body combined. Color Varies in color from cinnamon to brown, gray, yellowish gray, or creamy buff, depending on the species and specimen. The underside is clearly more lightly colored than the upper part of the …
Rattus norvegicus Size Larger rodents that may grow to a body length of 10 to 12 inches. Seldom will a rat weigh more than one pound. Color Can vary from gray to brown to black. Behavior Few people really like rats or mice, and no one wants them in their house. Rodents live everywhere outside …
Mus domesticus Size Small, its body rarely exceeding two inches long and one ounce in weight. Color Usually gray in color, but some may appear darker. Behavior Few people really like rats or mice, and no one wants them in their house. Rodents live everywhere outside and could enter at any time, but fortunately, this …
Peromyscus maniculatus Size Body is up to two inches in length. Color This species has several closely related cousins that are colored similarly. All species are bicolored — the top is light brown to red-brown and the feet and underbelly are pure white. Behavior Unlike the house mouse, the deer mouse is not found in …
