Places › States › Wisconsin › Reptiles & Amphibians

Reptiles & Amphibians of Wisconsin

The reptiles & amphibians most often spotted in Wisconsin, ranked by recent research-grade observations.

56,231
recent observations
50
species listed
50
reptiles & amphibians

Naturalists have logged 56,231 research-grade observations across the 50 most-recorded species in Wisconsin. The most frequently seen is the American Toad, with 9,558 recorded sightings.

Most-observed reptiles & amphibians in Wisconsin

American Toad
Anaxyrus americanus
9,558 observations
Painted Turtle
Chrysemys picta
6,028 observations
North American Green Frog
Lithobates clamitans
5,679 observations
Common Garter Snake
Thamnophis sirtalis
5,344 observations
Northern Leopard Frog
Lithobates pipiens
3,291 observations
Common Snapping Turtle
Chelydra serpentina
3,106 observations
Spring Peeper
Pseudacris crucifer
2,466 observations
Wood Frog
Lithobates sylvaticus
2,228 observations
American Bullfrog
Lithobates catesbeianus
1,812 observations
Blue-spotted Salamander
Ambystoma laterale
1,756 observations
Red-bellied Snake
Storeria occipitomaculata
1,335 observations
Common Watersnake
Nerodia sipedon
1,288 observations
DeKay's Brownsnake
Storeria dekayi
1,056 observations
Eastern Foxsnake
Pantherophis vulpinus
1,022 observations
Blanding's Turtle
Emydoidea blandingii
787 observations
Eastern Milksnake
Lampropeltis triangulum
752 observations
Eastern Hognose Snake
Heterodon platirhinos
750 observations
Boreal Chorus Frog
Pseudacris maculata
717 observations
Gray Treefrog
Dryophytes versicolor
665 observations · iNaturalist
Eastern Red-backed Salamander
Plethodon cinereus
646 observations
Spiny Softshell
Apalone spinifera
612 observations
Northern Map Turtle
Graptemys geographica
584 observations
Smooth Greensnake
Opheodrys vernalis
404 observations
Eastern Tiger Salamander
Ambystoma tigrinum
391 observations
Pickerel Frog
Lithobates palustris
347 observations
Common Five-lined Skink
Plestiodon fasciatus
300 observations
Western Foxsnake
Pantherophis ramspotti
296 observations
Gopher Snake
Pituophis catenifer
252 observations
Ring-necked Snake
Diadophis punctatus
245 observations
Timber Rattlesnake
Crotalus horridus
243 observations
Eastern Newt
Notophthalmus viridescens
238 observations
Spotted Salamander
Ambystoma maculatum
232 observations
Wood Turtle
Glyptemys insculpta
224 observations
Butler's Garter Snake
Thamnophis butleri
183 observations
Prairie Skink
Plestiodon septentrionalis
145 observations
Four-toed Salamander
Hemidactylium scutatum
134 observations
Ouachita Map Turtle
Graptemys ouachitensis
127 observations
Common Mudpuppy
Necturus maculosus
120 observations
Six-lined Racerunner
Aspidoscelis sexlineatus
114 observations · iNaturalist
Mink Frog
Lithobates septentrionalis
109 observations
Pond Slider
Trachemys scripta
95 observations
False Map Turtle
Graptemys pseudogeographica
95 observations
Blanchard's Cricket Frog
Acris blanchardi
86 observations
Plains Garter Snake
Thamnophis radix
66 observations
North American Racer
Coluber constrictor
60 observations
Eastern Musk Turtle
Sternotherus odoratus
57 observations
Central Ratsnake
Pantherophis alleghaniensis
57 observations
Slender Glass Lizard
Ophisaurus attenuatus
49 observations
Western Ratsnake
Pantherophis obsoletus
43 observations
Ornate Box Turtle
Terrapene ornata
37 observations

Built from recent research-grade iNaturalist observations. Identifications are community-sourced and may occasionally be wrong, and the ranking reflects where people record and photograph wildlife, so a species seen often here is not necessarily rare elsewhere. Some plants and animals are only out in certain seasons. Treat this as a lively snapshot of what people are finding, not a formal checklist.

Reptiles & Amphibians in nearby places

Out spotting reptiles & amphibians in Wisconsin?

Take Huck with you. Identify any reptiles & amphibian you find in seconds and build your collection.

Get Huck

Love reptiles & amphibians? Get Huck field notes

Spotting tips, new species, and the best of what people are finding in the wild - straight to your inbox.

By subscribing you agree to receive Huck emails. No spam, unsubscribe anytime. See our Privacy Policy.