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Reptiles & Amphibians of Mammoth Cave National Park

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

1,241
recent observations
50
species listed
50
reptiles & amphibians

Naturalists have logged 1,241 research-grade observations across the 50 most-recorded species in Mammoth Cave. The most frequently seen is the Fowler's Toad, with 140 recorded sightings.

Most-observed reptiles & amphibians in Mammoth Cave

Fowler's Toad
Anaxyrus fowleri
140 observations
American Bullfrog
Lithobates catesbeianus
91 observations
Eastern Copperhead
Agkistrodon contortrix
82 observations
Cave Salamander
Eurycea lucifuga
79 observations
Northern Zigzag Salamander
Plethodon dorsalis
76 observations
Common Box Turtle
Terrapene carolina
73 observations
Common Watersnake
Nerodia sipedon
45 observations
Common Snapping Turtle
Chelydra serpentina
44 observations
Pond Slider
Trachemys scripta
44 observations
Central Ratsnake
Pantherophis alleghaniensis
41 observations
Ring-necked Snake
Diadophis punctatus
39 observations
Common Five-lined Skink
Plestiodon fasciatus
38 observations
Spotted Salamander
Ambystoma maculatum
34 observations
North American Green Frog
Lithobates clamitans
33 observations
American Toad
Anaxyrus americanus
32 observations
Eastern Newt
Notophthalmus viridescens
31 observations
North American Racer
Coluber constrictor
30 observations
Timber Rattlesnake
Crotalus horridus
19 observations
Wood Frog
Lithobates sylvaticus
19 observations
Common Garter Snake
Thamnophis sirtalis
18 observations
Spring Peeper
Pseudacris crucifer
16 observations
Northern Cricket Frog
Acris crepitans
15 observations
DeKay's Brownsnake
Storeria dekayi
15 observations
Cope's Gray Tree Frog
Dryophytes chrysoscelis
15 observations · iNaturalist
Pickerel Frog
Lithobates palustris
13 observations
Marbled Salamander
Ambystoma opacum
12 observations
Common Wormsnake
Carphophis amoenus
12 observations
Eastern Fence Lizard
Sceloporus undulatus
12 observations
Little Brown Skink
Scincella lateralis
12 observations
Northern Slimy Salamander
Plethodon glutinosus
11 observations
Southern Two-lined Salamander
Eurycea cirrigera
10 observations
Rough Greensnake
Opheodrys aestivus
10 observations
Red Salamander
Pseudotriton ruber
9 observations
Jefferson Salamander
Ambystoma jeffersonianum
8 observations
Eastern Milksnake
Lampropeltis triangulum
8 observations
Red Cornsnake
Pantherophis guttatus
7 observations
Smooth Earthsnake
Virginia valeriae
7 observations
Northern Map Turtle
Graptemys geographica
5 observations
Northern Dusky Salamander
Desmognathus fuscus
4 observations
Red-bellied Snake
Storeria occipitomaculata
4 observations
Southern Leopard Frog
Lithobates sphenocephalus
4 observations
Black Kingsnake
Lampropeltis nigra
4 observations
Broad-headed Skink
Plestiodon laticeps
4 observations
Eastern Spadefoot
Scaphiopus holbrookii
3 observations
Spiny Softshell
Apalone spinifera
3 observations
Mountain Chorus Frog
Pseudacris brachyphona
2 observations
Eastern Tiger Salamander
Ambystoma tigrinum
2 observations
Long-tailed Salamander
Eurycea longicauda
2 observations
Four-toed Salamander
Hemidactylium scutatum
2 observations
Painted Turtle
Chrysemys picta
2 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.

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