Field Guide

Mammals

Showing 1 - 10 of 23 results
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
Opossum in snow
Species Types
Scientific Name
Didelphis virginiana
Description
The Virginia opossum is North America's only native marsupial. Its life history, biology, and habits make this nocturnal mammal worthy of appreciation. What other mammal in our state can hang by its tail, play dead, and carry its young in a pouch?
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. The striped skunk is the most commonly encountered skunk in our state.
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
Image of woodchuck (groundhog)
Species Types
Scientific Name
Marmota monax
Description
One of the best-known wild mammals in Missouri, the woodchuck, or groundhog, is a rodent in the squirrel family. They hibernate in burrows from late October to sometime in February.
Media
Image of a mountain lion
Species Types
Scientific Name
Puma concolor
Description
Mountain lions hadn't been seen in Missouri since 1927 — but in 1994, conclusive physical evidence proved they are reappearing in our state. These animals probably are individuals dispersing from other states, and no breeding population seems to have been reestablished.
Media
 photo of a red fox
Species Types
Scientific Name
Vulpes vulpes
Description
The red fox is doglike, with a long, pointed muzzle; large, pointed ears that are usually held erect and forward; moderately long legs; and a long, bushy tail. It occurs statewide but is more common in the northern and western sections of Missouri.
Media
Image of mink
Species Types
Scientific Name
Neogale vison
Description
The American mink is a semiaquatic predator and a member of the weasel family. It is famous for its durable, soft, valuable fur.
Media
Photo of long-tailed weasel
Species Types
Scientific Name
Mustela frenata
Description
Long-tailed weasels are small but voracious predators. They are rare in our state but are most common in the south-central and southwestern portions. In summer, they are brown with yellow beneath. In winter their fur is paler or white. The tail has a black tip.
Media
Photo of least weasel
Species Types
Scientific Name
Mustela nivalis
Description
This mouse-sized weasel is found only in Missouri’s northern counties, and abundance varies locally and seasonally, depending on fluctuating rodent numbers — their favorite food.
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.