Most Common Species
Showing 20 most frequently observed species out of 100 total documented species.
Carnegiea gigantea
Saguaro
Very Common262 obs.
Larrea tridentata
Very Common76 obs.
Olneya tesota
Green Ironwood Comítin
Very Common42 obs.
Parkinsonia microphylla
yellow paloverde
Very Common41 obs.
Cylindropuntia fulgida
Jumping cholla
Very Common35 obs.
Crotalus atrox
Western Diamond-backed Rattlesnake
Common31 obs.
Dipsosaurus dorsalis
Desert iguana
Common24 obs.
Hemidactylus turcicus
Mediterranean gecko
Common22 obs.
Incilius alvarius
Sonoran Desert Toad
Common19 obs.
Cylindropuntia acanthocarpa
buckhorn cholla
Common18 obs.
Ambrosia deltoidea
Common16 obs.
![Photo of Barred Spiny Lizard [transversus] (Sceloporus magister) taken at Picture Rocks](https://ik.imagekit.io/522software/https:/inaturalist-open-data.s3.amazonaws.com/photos/207609005/original.jpeg?tr=w-400,h-400,c-at_max,q-85,f-webp:fo-auto:e-sharpen,br-10,ct-10:w-3840,c-at_max)
Sceloporus magister
Barred Spiny Lizard [transversus]
Occasional11 obs.
Cylindropuntia arbuscula
Occasional11 obs.
Rhinocheilus lecontei
Longnose Snake
Occasional9 obs.
![Photo of Bullsnake [sayi] (Pituophis catenifer) taken at Picture Rocks](https://ik.imagekit.io/522software/https:/inaturalist-open-data.s3.amazonaws.com/photos/1342414/original.JPG?tr=w-400,h-400,c-at_max,q-85,f-webp:fo-auto:e-sharpen,br-10,ct-10:w-3840,c-at_max)
Pituophis catenifer
Bullsnake [sayi]
Occasional9 obs.
Euscirrhopterus cosyra
Occasional8 obs.
Opuntia engelmannii
cowtongue prickly-pear
Occasional8 obs.
Phoradendron californicum
desert mistletoe
Rare8 obs.
Sylvilagus audubonii
Desert Cottontail
Rare8 obs.
Aphonopelma chalcodes
Rare8 obs.
Want the Complete Field Guide?
Get all 100 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Premium field guide includes identification tips, seasonal patterns, and professional layout optimized for field use.