The state of Wisconsin is home to thirty-six species of reptiles. These include snakes, lizards, and turtles.[1]
Twenty-one species of snake live in Wisconsin.
| Common name | Scientific name | IUCN status | Wisconsin status | Picture | |
|---|---|---|---|---|---|
| Butler's garter snake | Thamnophis butleri | Least concern | Special concern | ||
| Common garter snake | Thamnophis sirtalis | Least concern | Common | ||
| Common watersnake | Nerodia sipedon | Least concern | Common | ||
| DeKay's brown snake | Storeria dekayi | Least concern | Common | ||
| Eastern foxsnake | Pantherophis vulpinus | Least concern | Common | ||
| Eastern hognose snake | Heterodon platirhinos | Least concern | Common | ||
| Eastern massasauga | Sistrurus catenatus | Least concern | Endangered | ||
| Eastern racer | Coluber constrictor | Least concern | Special concern | ||
| Eastern ribbon snake | Thamnophis saurita | Least concern | Endangered | ||
| Gophersnake | Pituophis catenifer | Least concern | Special concern | ||
| Gray ratsnake | Pantherophis spiloides | Least concern | Special concern | ||
| Lined snake | Tropidoclonion lineatum | Least concern | Special concern | ||
| Milk snake | Lampropeltis triangulum | Least concern | Common | ||
| Plains garter snake | Thamnophis radix | Least concern | Special concern | ||
| Queen snake | Regina septemvittata | Least concern | Endangered | ||
| Red-bellied snake | Storeria occipitomaculata | Least concern | Common | ||
| Ring-necked snake | Diadophis punctatus | Least concern | Common (northern) Special concern (prairie) | ||
| Smooth green snake | Opheodrys vernalis | Least concern | Common | ||
| Timber rattlesnake | Crotalus horridus | Least concern | Special concern | ||
| Western ribbon snake | Thamnophis proximus | Least concern | Endangered | ||
| Western worm snake | Carphophis vermis | Least concern | Special concern |
Four species of lizard live in Wisconsin.
| Common name | Scientific name | IUCN status | Wisconsin status | Picture | |
|---|---|---|---|---|---|
| Common five-lined skink | Plestiodon fasciatus | Least concern | Common | ||
| Prairie skink | Plestiodon septentrionalis | Least concern | Special concern | ||
| Six-lined racerunner | Aspidoscelis sexlineatus | Least concern | Special concern | ||
| Slender glass lizard | Ophisaurus attenuatus | Least concern | Endangered |
Eleven species of turtle live in Wisconsin.
| Common name | Scientific name | IUCN status | Wisconsin status | Picture | |
|---|---|---|---|---|---|
| Blanding's turtle | Emydoidea blandingii | Endangered | Special concern | ||
| Common snapping turtle | Chelydra serpentina | Least concern | Common | ||
| Eastern musk turtle | Sternotherus odoratus | Least concern | Common | ||
| False map turtle | Graptemys pseudogeographica | Least concern | Common | ||
| Northern map turtle | Graptemys geographica | Least concern | Common | ||
| Ornate box turtle | Terrapene ornata | Vulnerable | Endangered | ||
| Ouachita map turtle | Graptemys ouachitensis | Least concern | Common | ||
| Painted turtle | Chrysemys picta | Least concern | Common | ||
| Smooth softshell turtle | Apalone mutica | Least concern | Special concern | ||
| Spiny softshell turtle | Apalone spinifera | Least concern | Common | ||
| Wood turtle | Glyptemys insculpta | Endangered | Threatened |