Field Guide

Mammals

Showing 1 - 10 of 15 results
Media
Collared, grayish-tan wolf in open field
Species Types
Scientific Name
Canis lupus
Description
The gray wolf originally ranged throughout Missouri, but with settlement the species was gradually exterminated. While there is no evidence of a breeding population in the state, wolves are listed as a protected species in Missouri, and they occasionally wander into Missouri from northern states.
Media
Short-tailed shrew pointing its head upward
Species Types
Scientific Name
Sorex, Blarina, and Cryptotis spp.
Description
Six species of shrews occur in Missouri. They are mouselike but do not have the chisel-like front teeth of rodents. Instead, they have sharp, spiky teeth for hunting prey.
Media
Image of an armadillo
Species Types
Scientific Name
Dasypus novemcinctus
Description
There’s no other animal in Missouri that can be mistaken for an armadillo! Fifty years ago, they were not considered residents, but now they are regularly found in the southern half of the state.
Media
Silver-haired bat in flight.
Species Types
Scientific Name
About 14 species in Missouri
Description
Bats are the only mammals capable of sustained flight. At least 14 species of bats occur in Missouri; they are all relatively small, and they eat insects. Many of them are declining.
Media
Image of a feral hog
Species Types
Scientific Name
Sus scrofa
Description
Feral hogs could cost Missouri millions of dollars in agricultural, environmental, and property damage. As they root and wallow, they plow the soil to depths of 2–8 inches — sometimes for many acres! And this is just the beginning of the trouble they can cause to humans, livestock, and the environment.
Media
Image of a gray squirrel
Species Types
Scientific Name
Sciurus carolinensis and Sciurus niger
Description
The eastern gray squirrel and eastern fox squirrel are both very common in Missouri. Their names describe their general coat color: the first is grayish, the other a foxy red.
Media
Raccoon in tree
Species Types
Scientific Name
Procyon lotor
Description
When you see the black mask and striped tail of this medium-sized mammal, you know you’ve spotted a raccoon. These nocturnal omnivores are clever and adaptive.
Media
Photo of two prairie voles in a nest made of dried grasses
Species Types
Scientific Name
Microtus ochrogaster, M. pinetorum, and M. pennsylvanicus
Description
There are three species of voles in Missouri: prairie, meadow, and woodland voles. These mouselike rodents have rounded, blunt snouts, chisel-shaped front teeth, and short tails.
Media
Photograph of a striped skunk walking
Species Types
Scientific Name
Mephitis mephitis
Description
Skunks are omnivorous mammals notorious for their ability to discharge an obnoxious scent when provoked, and the striped skunk is the most commonly encountered skunk in our state.
Media
Photo of a little brown myotis hanging from cave wall with lesions on its wrist.
Species Types
Scientific Name
Myotis lucifugus
Description
The little brown myotis (little brown bat) is one of our most common bats, but populations are declining. White-nose syndrome has taken a heavy toll in northeastern states. This species is now listed as vulnerable across its range.
See Also

About Mammals in Missouri

More than 70 species of wild mammals live in Missouri: opossums; shrews and moles; bats; rabbits; woodchuck, squirrels, beaver, mice, voles, and other rodents; coyote, foxes, bear, raccoon, weasels, otter, mink, skunks, bobcat, and other carnivores; deer and elk; and more. Most of us recognize mammals easily — they have fur, are warm-blooded, nurse their young, and breathe air.