Warren County Amphibians and Reptiles
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| Scientific Name | Common Name |
| Ambystoma tigrinum | Tiger Salamander |
| Bufo americanus | American Toad |
| Acris crepitans | Cricket Frog |
| Pseudacris triseriata | Western Chrous Frog |
| Rana blairi | Plains Leopard Frog |
| Rana catesbeiana | Bullfrog |
| Rana clamitans | Green Frog |
| Rana pipiens | Northern Leopard Frog |
| Chelydra serpentina | Snapping Turtle |
| Elaphe vulpina | Fox Snake |
| Nerodia sipedon | Northern Water Snake |
| Thamnophis sirtalis | Common Garter Snake |
| Sistrurus catenatus | Massasauga |