Reptiles of Yosemite National Park
The 4 reptiles you can find at Yosemite National Park, like the Northern Pacific rattlesnake — sizes, diets, and whether you should worry.
-
Reptile Northern Pacific rattlesnake
Crotalus oreganus
The only rattlesnake in these Northern California volcanic parks, born fully venomous but silent, with a single button instead of a working rattle.
-
Reptile Sagebrush lizard
Sceloporus graciosus
A small, slender, high-country lizard, the fence lizard's cousin, whose males flash blue belly and throat patches in a push-up display.
-
Reptile Southern alligator lizard
Elgaria multicarinata
A long, keeled-scale lizard that bites and holds on when grabbed, hunts black widow spiders, and can drop its tail and grow a new one.
-
Reptile Western fence lizard
Sceloporus occidentalis
The blue-bellied lizard of West Coast rock walls and fence rails, whose blood carries a protein that kills the Lyme disease bacterium inside a feeding tick.