Reptiles & Amphibians of Saguaro National Park
The reptiles & amphibians most often spotted in Saguaro, ranked by recent research-grade observations.
40,368
recent observations
50
species listed
50
reptiles & amphibians
Naturalists have logged 40,368 research-grade observations across the 50 most-recorded species in Saguaro. The most frequently seen is the Desert Spiny Lizard, with 4,590 recorded sightings.
Rarer finds confirmed in Saguaro include Regal Horned Lizard and Sonoran Desert Tortoise - uncommon enough that a sighting is worth logging.
Most-observed reptiles & amphibians in Saguaro
Desert Spiny Lizard
Sceloporus magister
4,590 observations
Western Diamond-backed Rattlesnake
Crotalus atrox
3,314 observations
Ornate Tree Lizard
Urosaurus ornatus
2,589 observations
Zebra-tailed Lizard
Callisaurus draconoides
2,563 observations
Common Side-blotched Lizard
Uta stansburiana
1,962 observations
Red-spotted Toad
Anaxyrus punctatus
1,652 observations
Sonoran Desert Toad
Incilius alvarius
1,572 observations
Pond Slider
Trachemys scripta
1,439 observations
San Esteban Island × Sonoran Spiny-tailed Iguana
Ctenosaura conspicuosa × macrolopha
1,347 observations · iNaturalist
Western Whiptail
Aspidoscelis tigris
1,287 observations
Greater Earless Lizard
Cophosaurus texanus
1,150 observations
Canyon Tree Frog
Dryophytes arenicolor
1,068 observations
Gopher Snake
Pituophis catenifer
1,037 observations
Couch's Spadefoot
Scaphiopus couchii
974 observations
Gila Monster
Heloderma suspectum
944 observations
Regal Horned Lizard
Phrynosoma solare
927 observations
American Bullfrog
Lithobates catesbeianus
855 observations
Western Banded Gecko
Coleonyx variegatus
843 observations
Sonoran Spotted Whiptail
Aspidoscelis sonorae
831 observations
Clark's Spiny Lizard
Sceloporus clarkii
807 observations
Sonoran Desert Tortoise
Gopherus morafkai
723 observations
Mediterranean House Gecko
Hemidactylus turcicus
699 observations
Greater Short-horned Lizard
Phrynosoma hernandesi
691 observations
Southwestern Fence Lizard
Sceloporus cowlesi
616 observations
Long-nosed Snake
Rhinocheilus lecontei
584 observations
Common Coachwhip
Masticophis flagellum
451 observations
Tiger Rattlesnake
Crotalus tigris
442 observations
Black-necked Garter Snake
Thamnophis cyrtopsis
437 observations
Western Black-tailed Rattlesnake
Crotalus molossus
393 observations
Desert Kingsnake
Lampropeltis splendida
307 observations
Desert Iguana
Dipsosaurus dorsalis
294 observations
California King Snake
Lampropeltis californiae
293 observations
Desert Nightsnake
Hypsiglena chlorophaea
291 observations
Sonoran Whipsnake
Masticophis bilineatus
235 observations
Arizona Black Rattlesnake
Crotalus cerberus
202 observations
Sonoran Mud Turtle
Kinosternon sonoriense
180 observations
Sonoran Coralsnake
Micruroides euryxanthus
169 observations
Great Plains Toad
Anaxyrus cognatus
168 observations
Eastern Collared Lizard
Crotaphytus collaris
165 observations
Western Threadsnake
Rena humilis
159 observations
Banded Sand Snake
Sonora cincta
149 observations
Checkered Garter Snake
Thamnophis marcianus
134 observations
Spiny Softshell
Apalone spinifera
132 observations
Sonoran Lyre Snake
Trimorphodon lambda
120 observations
Lowland Leopard Frog
Lithobates yavapaiensis
115 observations
Mojave Rattlesnake
Crotalus scutulatus
110 observations
Western Patch-nosed Snake
Salvadora hexalepis
92 observations
Giant Spotted Whiptail
Aspidoscelis stictogrammus
92 observations · iNaturalist
Desert Grassland Whiptail
Aspidoscelis uniparens
90 observations
Elegant Earless Lizard
Holbrookia elegans
84 observations
Reptiles & Amphibians in nearby places
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