Microtus pinetorum (Le Conte, 1830) – woodland vole The color of the pelage of least weasels varies according to the geographical location, but underparts are usually white, and the back, limbs, and tail are a shade of brown. Their color is gray, black or brown with a lighter underbody. They have a lifespan that ranges between 8 to 13 years. The big brown bat is a small, nocturnal flying mammal. Mammalogy is the branch of zoology that deals with animals belonging to the class Mammalia. The name comes from the thirteen lines (sometimes broken into spots) alternating white and brown on the back and sides of these squirrels. They are omnivores and will feed on whatever they can get. They live in wooded areas, where they can be found roosting in trees. The Southeastern shrew can be found among forests, woodland, scrub, brushlands, marshes, bogs, shrub, fields and meadows. The Northern short-tailed shrew is a mammal found in the northern parts of North America. The American mink can be found in northern regions of North America. They will also prey on elk, coyotes, mountain goats, beavers, moose, and wild sheep. The meadow vole is an excellent swimmer and are also good at digging holes. In North America, they live in most of Mexico and the United States and southern parts of Canada. Peromyscus gossypinus (Le Conte, 1853) – cotton mouse ST = Illinois State Threatened Their lifespan is between two to five years. They weigh between 5-8g and has a wingspan up to 11 inches. Their lifespan ranges from 10 to 12 years.eval(ez_write_tag([[250,250],'northamericannature_com-mobile-leaderboard-1','ezslot_15',117,'0','0'])); The cinereus shrew is also known as the masked or common shrew. Muskrats spend the majority of their time in the water and can swim underwater for up to 17 minutes. 217-333-6880. They are a rodent that lives all over the world. Phylum Chordata Class Mammalia Order Didelphimorphia: Opossums Family Didelphidae: Opossums. Their color is dark brown and gets darker in summer and lighter in winter. It measures from 41 to 68 cm (including the tail) and weighs from 2 to 6.3 kg. We are taught from an early age that bears do hibernate, but scientists are still not sure if bears do fully hibernate through the winter. The evening bat has robust jaws compared to other insectivorous bats. Their color varies from red to dark brown, and light gray on the underbody. The color varies from brown to black. They measure about 37 cm and weigh about 1.2 kg. Male and female prairie voles are about the same size with a weight up to 48g and a total length of 170mm including a tail of 40mm. The little brown bat measures from 8 to 9.5 cm and weighs from 5.5 to 12.5g. Their lifespan is three years in the wild and eight years in captivity. Males can grow up to 450mm in length including the tail with a weight of 385g. Their color is not always black but can be brown, tan, or even blonde. This makes their teeth stronger than regular teeth. These include caterpillars, grasshoppers, and crickets. The striped skunk lives in open areas such as grasslands or thin forests in southern Canada, the United States, and northern Mexico. They live in grasslands, moist areas, deciduous and coniferous forests, wetlands, and marshes. The Eastern cottontail is a herbivore that eats various grasses, branches, bark, clover, fruits, and vegetables. Their diet consists of plant material including leaves, seeds and stems, although they will also eat insects. The meadow jumping mouse lives mostly in grasslands, thin forests and humid areas in the northern part of North America.