Reptiles & Amphibians of Mammoth Cave National Park
The reptiles & amphibians most often spotted in Mammoth Cave, ranked by recent research-grade observations.
Most-observed reptiles & amphibians in Mammoth Cave
Fowler's Toad
Anaxyrus fowleri
107 observations
American Bullfrog
Lithobates catesbeianus
81 observations
Eastern Copperhead
Agkistrodon contortrix
77 observations
Northern Zigzag Salamander
Plethodon dorsalis
76 observations · iNaturalist
Cave Salamander
Eurycea lucifuga
73 observations
Common Box Turtle
Terrapene carolina
66 observations
Common Snapping Turtle
Chelydra serpentina
41 observations
Gray Ratsnake
Pantherophis spiloides
41 observations
Common Watersnake
Nerodia sipedon
40 observations
Pond Slider
Trachemys scripta
38 observations
Ring-necked Snake
Diadophis punctatus
35 observations
Spotted Salamander
Ambystoma maculatum
34 observations
Eastern Newt
Notophthalmus viridescens
31 observations
North American Racer
Coluber constrictor
29 observations
American Toad
Anaxyrus americanus
28 observations
Common Five-lined Skink
Plestiodon fasciatus
25 observations
Green Frog
Lithobates clamitans
24 observations
Timber Rattlesnake
Crotalus horridus
19 observations
Wood Frog
Lithobates sylvaticus
19 observations
Common Garter Snake
Thamnophis sirtalis
17 observations
Spring Peeper
Pseudacris crucifer
16 observations
Cope's Gray Tree Frog
Dryophytes chrysoscelis
15 observations · iNaturalist
DeKay's Brownsnake
Storeria dekayi
14 observations
Common Wormsnake
Carphophis amoenus
12 observations
Little Brown Skink
Scincella lateralis
12 observations
Northern Cricket Frog
Acris crepitans
11 observations
Northern Slimy Salamander
Plethodon glutinosus
11 observations
Eastern Fence Lizard
Sceloporus undulatus
11 observations
Pickerel Frog
Lithobates palustris
11 observations
Southern Two-lined Salamander
Eurycea cirrigera
10 observations
Rough Greensnake
Opheodrys aestivus
10 observations
Marbled Salamander
Ambystoma opacum
9 observations
Red Salamander
Pseudotriton ruber
9 observations
Jefferson Salamander
Ambystoma jeffersonianum
8 observations
Red Cornsnake
Pantherophis guttatus
7 observations
Smooth Earthsnake
Virginia valeriae
7 observations
Eastern Milksnake
Lampropeltis triangulum
7 observations
Northern Map Turtle
Graptemys geographica
5 observations
Northern Dusky Salamander
Desmognathus fuscus
4 observations
Red-bellied Snake
Storeria occipitomaculata
4 observations · iNaturalist
Southern Leopard Frog
Lithobates sphenocephalus
4 observations
Black Kingsnake
Lampropeltis nigra
4 observations · iNaturalist
Broad-headed Skink
Plestiodon laticeps
4 observations
Mountain Chorus Frog
Pseudacris brachyphona
2 observations · iNaturalist
Eastern Spadefoot
Scaphiopus holbrookii
2 observations
Eastern Tiger Salamander
Ambystoma tigrinum
2 observations
Long-tailed Salamander
Eurycea longicauda
2 observations
Four-toed Salamander
Hemidactylium scutatum
2 observations
Spiny Softshell
Apalone spinifera
2 observations
Painted Turtle
Chrysemys picta
2 observations