Reptiles & Amphibians of Yosemite National Park
The reptiles & amphibians most often spotted in Yosemite, ranked by recent research-grade observations.
Most-observed reptiles & amphibians in Yosemite
Western Fence Lizard
Sceloporus occidentalis
1,039 observations
Pacific chorus frog
Pseudacris regilla
930 observations
Common Sagebrush Lizard
Sceloporus graciosus
415 observations
Western Rattlesnake
Crotalus oreganus
307 observations
Yosemite Toad
Anaxyrus canorus
281 observations · iNaturalist
Sierra Newt
Taricha sierrae
251 observations · iNaturalist
California Mountain Kingsnake
Lampropeltis zonata
202 observations · iNaturalist
Western Terrestrial Garter Snake
Thamnophis elegans
200 observations
Gilbert's Skink
Plestiodon gilberti
190 observations · iNaturalist
Sierra Nevada Yellow-legged Frog
Rana sierrae
184 observations · iNaturalist
Northern Alligator Lizard
Elgaria coerulea
133 observations
Sierra Garter Snake
Thamnophis couchii
119 observations · iNaturalist
Southern Alligator Lizard
Elgaria multicarinata
98 observations
Ensatina
Ensatina eschscholtzii
86 observations
Northern Rubber Boa
Charina bottae
83 observations
Western Toad
Anaxyrus boreas
77 observations
Gopher Snake
Pituophis catenifer
76 observations
Western Whiptail
Aspidoscelis tigris
67 observations
American Bullfrog
Lithobates catesbeianus
32 observations
Mount Lyell Salamander
Hydromantes platycephalus
24 observations · iNaturalist
Striped Racer
Masticophis lateralis
23 observations
California Red-legged Frog
Rana draytonii
19 observations · iNaturalist
Ring-necked Snake
Diadophis punctatus
17 observations
Common Garter Snake
Thamnophis sirtalis
15 observations
North American Racer
Coluber constrictor
11 observations
Northwestern Pond Turtle
Actinemys marmorata
10 observations
Common Sharp-tailed Snake
Contia tenuis
8 observations
Coast Night Snake
Hypsiglena ochrorhynchus
6 observations · iNaturalist
Gregarious Slender Salamander
Batrachoseps gregarius
5 observations · iNaturalist
Limestone Salamander
Hydromantes brunus
5 observations · iNaturalist
California King Snake
Lampropeltis californiae
3 observations
Arboreal Salamander
Aneides lugubris
2 observations
Hell Hollow Slender Salamander
Batrachoseps diabolicus
2 observations · iNaturalist
Foothill Yellow-legged Frog
Rana boylii
1 observation · iNaturalist
California Slender Salamander
Batrachoseps attenuatus
1 observation
Pond Slider
Trachemys scripta
1 observation