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Reptiles & Amphibians of Mesa, AZ

The reptiles & amphibians most often spotted near Mesa, ranked by recent research-grade observations.

15,843
recent observations
50
species listed
50
reptiles & amphibians

Naturalists have logged 15,843 research-grade observations across the 50 most-recorded species near Mesa. The most frequently seen is the Common Side-blotched Lizard, with 1,939 recorded sightings.

Rarer finds confirmed near Mesa include Regal Horned Lizard, Sonoran Desert Tortoise and Southwestern Blackhead Snake - uncommon enough that a sighting is worth logging.

Regal Horned LizardSonoran Desert TortoiseSouthwestern Blackhead Snake

Most-observed reptiles & amphibians near Mesa

Common Side-blotched Lizard
Uta stansburiana
1,939 observations
Desert Spiny Lizard
Sceloporus magister
1,730 observations
Ornate Tree Lizard
Urosaurus ornatus
1,364 observations
Common Chuckwalla
Sauromalus ater
1,028 observations
Western Whiptail
Aspidoscelis tigris
1,026 observations
Pond Slider
Trachemys scripta
1,021 observations
Western Diamond-backed Rattlesnake
Crotalus atrox
921 observations
Mediterranean House Gecko
Hemidactylus turcicus
774 observations
Gopher Snake
Pituophis catenifer
465 observations
Western Banded Gecko
Coleonyx variegatus
455 observations
Keeled Rock Gecko
Cyrtopodion scabrum
411 observations
Zebra-tailed Lizard
Callisaurus draconoides
364 observations
Woodhouse's Toad
Anaxyrus woodhousii
357 observations
American Bullfrog
Lithobates catesbeianus
331 observations
California King Snake
Lampropeltis californiae
325 observations
Sonoran Desert Toad
Incilius alvarius
319 observations
Southwestern Speckled Rattlesnake
Crotalus pyrrhus
276 observations
Couch's Spadefoot
Scaphiopus couchii
249 observations
Long-nosed Snake
Rhinocheilus lecontei
183 observations
Ground Snake
Sonora semiannulata
177 observations
Regal Horned Lizard
Phrynosoma solare
174 observations
Gila Monster
Heloderma suspectum
168 observations
Desert Coachwhip
Masticophis piceus
167 observations · iNaturalist
Red-spotted Toad
Anaxyrus punctatus
153 observations
Western Patch-nosed Snake
Salvadora hexalepis
153 observations
Sonoran Desert Tortoise
Gopherus morafkai
146 observations
Greater Earless Lizard
Cophosaurus texanus
144 observations
Desert Nightsnake
Hypsiglena chlorophaea
124 observations
Desert Iguana
Dipsosaurus dorsalis
105 observations
Western Black-tailed Rattlesnake
Crotalus molossus
104 observations
Tiger Rattlesnake
Crotalus tigris
82 observations
Eastern Collared Lizard
Crotaphytus collaris
68 observations
Brahminy Blindsnake
Indotyphlops braminus
64 observations
Sonoran Mud Turtle
Kinosternon sonoriense
56 observations
Great Plains Toad
Anaxyrus cognatus
55 observations
Mojave Rattlesnake
Crotalus scutulatus
49 observations
Spiny Softshell
Apalone spinifera
46 observations
Western Threadsnake
Rena humilis
38 observations
False Map Turtle
Graptemys pseudogeographica
28 observations
Sonoran Whipsnake
Masticophis bilineatus
27 observations
Sidewinder
Crotalus cerastes
25 observations
Banded Sand Snake
Sonora cincta
24 observations
Sonoran Coralsnake
Micruroides euryxanthus
19 observations
Lowland Leopard Frog
Lithobates yavapaiensis
18 observations
Rio Grande Leopard Frog
Lithobates berlandieri
17 observations
Checkered Garter Snake
Thamnophis marcianus
16 observations
Southwestern Blackhead Snake
Tantilla hobartsmithi
16 observations
Painted Turtle
Chrysemys picta
15 observations
Sonoran Lyre Snake
Trimorphodon lambda
14 observations
Western Glossy Snake
Arizona occidentalis
13 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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