Field Guide

The eastern yellow-bellied racer is uniformly tan, brown, olive, blue, gray, or nearly black on top, with a yellow, cream, or light blue-gray belly. It occurs nearly statewide. The southern black racer subspecies also lives in the southeastern half of the state.

The eastern musk turtle is one of the world’s smallest turtles. It has a dark, domed upper shell and reduced lower shell. It occurs along our Mississippi River counties and in the southern two-thirds of the state.

A very secretive species, the northern crawfish frog spends most of its time hidden burrows, typically those made by crayfish. It is restricted to native prairie or former prairie areas and is a species of conservation concern in Missouri.

The Rocky Mountain toad has a number of irregular dark brown or black spots on the back and a white belly. It occurs in the Missouri River floodplain, mostly from the central to the far northwestern parts of the state.

With its stout body and thick forearms, the rare Illinois chorus frog may at first appear more like a toad. It lives in open, sandy areas that were formerly sand prairie grasslands and wetlands of southeastern Missouri.

The mole salamander is broad-headed, dull gray or brown, with a small body and tail and large limbs. It spends almost all its time below ground. In Missouri, it is restricted to the lowlands of our southeastern counties.

The western foxsnake is a moderately large snake with distinct brown blotches. In Missouri, it is rare and found only in our far northwestern counties.

The prairie massasauga is a medium-sized rattlesnake associated with bottomland prairie habitats in north-central and northwestern Missouri. This endangered species is shy, reclusive, and nonaggressive.

The broad-banded watersnake is a semiaquatic snake with broad, irregularly shaped bands that can be brown, reddish brown, or black and are separated by yellow or gray. This nonvenomous species is restricted to the southeastern corner of the state.

The northern diamond-backed watersnake is our largest watersnake. It has numerous diamond-shaped light markings along the back. It occurs in the Bootheel and north along the Mississippi River, and in much of northern and western Missouri. It doesn’t occur in the Ozarks or in much of central-eastern Missouri.