Reptiles & Amphibians of Arizona
The reptiles & amphibians most often spotted in Arizona, ranked by recent research-grade observations.
153,228
recent observations
50
species listed
50
reptiles & amphibians
Naturalists have logged 153,228 research-grade observations across the 50 most-recorded species in Arizona. The most frequently seen is the Common Side-blotched Lizard, with 11,632 recorded sightings.
Most-observed reptiles & amphibians in Arizona
Common Side-blotched Lizard
Uta stansburiana
11,632 observations
Western Diamond-backed Rattlesnake
Crotalus atrox
11,230 observations
Ornate Tree Lizard
Urosaurus ornatus
11,187 observations
Desert Spiny Lizard
Sceloporus magister
9,792 observations
Gopher Snake
Pituophis catenifer
5,808 observations
Yarrow's Spiny Lizard
Sceloporus jarrovii
5,739 observations
Zebra-tailed Lizard
Callisaurus draconoides
5,059 observations
Western Whiptail
Aspidoscelis tigris
5,048 observations
Sonoran Desert Toad
Incilius alvarius
4,430 observations
Red-spotted Toad
Anaxyrus punctatus
4,408 observations
Plateau Fence Lizard
Sceloporus tristichus
4,349 observations · iNaturalist
Greater Short-horned Lizard
Phrynosoma hernandesi
4,228 observations
Clark's Spiny Lizard
Sceloporus clarkii
3,950 observations
Couch's Spadefoot
Scaphiopus couchii
3,416 observations · iNaturalist
Western Black-tailed Rattlesnake
Crotalus molossus
3,154 observations
Canyon Tree Frog
Dryophytes arenicolor
3,109 observations · iNaturalist
Greater Earless Lizard
Cophosaurus texanus
3,030 observations
Pond Slider
Trachemys scripta
2,872 observations
Western Banded Gecko
Coleonyx variegatus
2,832 observations
Mojave Rattlesnake
Crotalus scutulatus
2,796 observations
Sonoran Spotted Whiptail
Aspidoscelis sonorae
2,682 observations · iNaturalist
Gila Monster
Heloderma suspectum
2,668 observations
Common Chuckwalla
Sauromalus ater
2,493 observations
Regal Horned Lizard
Phrynosoma solare
2,391 observations · iNaturalist
American Bullfrog
Lithobates catesbeianus
2,312 observations
Long-nosed Snake
Rhinocheilus lecontei
2,034 observations
Mediterranean House Gecko
Hemidactylus turcicus
1,895 observations
Common Coachwhip
Masticophis flagellum
1,756 observations
Sonoran Desert Tortoise
Gopherus morafkai
1,729 observations · iNaturalist
Desert Iguana
Dipsosaurus dorsalis
1,518 observations
Eastern Collared Lizard
Crotaphytus collaris
1,498 observations
Woodhouse's Toad
Anaxyrus woodhousii
1,485 observations
Sidewinder
Crotalus cerastes
1,478 observations
California King Snake
Lampropeltis californiae
1,468 observations
Great Plains Toad
Anaxyrus cognatus
1,442 observations
San Esteban Island × Sonoran Spiny-tailed Iguana
Ctenosaura conspicuosa × macrolopha
1,335 observations · iNaturalist
Elegant Earless Lizard
Holbrookia elegans
1,329 observations · iNaturalist
Madrean Alligator Lizard
Elgaria kingii
1,318 observations · iNaturalist
Black-necked Garter Snake
Thamnophis cyrtopsis
1,229 observations
Desert Nightsnake
Hypsiglena chlorophaea
1,077 observations · iNaturalist
Western Terrestrial Garter Snake
Thamnophis elegans
1,076 observations
Striped Plateau Lizard
Sceloporus virgatus
1,060 observations · iNaturalist
Southwestern Fence Lizard
Sceloporus cowlesi
1,035 observations · iNaturalist
Desert Grassland Whiptail
Aspidoscelis uniparens
1,029 observations
Tiger Rattlesnake
Crotalus tigris
990 observations
Sonoran Mud Turtle
Kinosternon sonoriense
990 observations
Ornate Box Turtle
Terrapene ornata
988 observations
Chiricahua Leopard Frog
Lithobates chiricahuensis
987 observations · iNaturalist
Sonoran Whipsnake
Masticophis bilineatus
957 observations · iNaturalist
Western Patch-nosed Snake
Salvadora hexalepis
910 observations
Reptiles & Amphibians in nearby places
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