Marshall County Amphibians and Reptiles
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| Scientific Name | Common Name |
| Bufo americanus | American Toad |
| Bufo fowleri | Fowler's Toad |
| Acris crepitans | Cricket Frog |
| Rana blairi | Plains Leopard Frog |
| Rana catesbeiana | Bullfrog |
| Rana clamitans | Green Frog |
| Chrysemys picta | Painted Turtle |
| Terrapene ornata | Ornate Box Turtle |
| Trachemys scripta | Slider |
| Apalone spinifera | Spiny Shoftshell |
| Cnemidophorus sexlineatus | Six-Lined Racerunner |
| Elaphe vulpina | Fox Snake |
| Heterodon platirhinos | Eastern Hognose Snake |
| Lampropeltis triangulum | Milk Snake |
| Nerodia sipedon | Northern Water Snake |
| Pituophis melanoleucus | Bull Snake |
| Storeria dekayi | Brown Snake |
| Thamnophis sirtalis | Common Garter Snake |