Desert Spiny Lizard

Desert Spiny Lizard

Sceloporus magister

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~50% · Likely
at Saguaro National Park
2,624 Verified sightings at Saguaro National Park From 2019 to 2026
4,747 Verified sightings across all 5 parks From 2019 to 2026
April Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Desert Spiny Lizard

Sceloporus magister, also known as the desert spiny lizard, is a lizard species of the family Phrynosomatidae, native to the Chihuahuan Desert and Sonoran Desert of North America. In the United States it is found in the states of Arizona, California, Texas, New Mexico, Nevada, and Utah. It is also found in the Mexican states of Sonora, Baja California, Chihuahua, Coahuila, and Durango.

An adult male desert spiny lizard usually have conspicuous blue/violet patches on the belly and throat, and a green/blue color on their tails and sides. Females and juveniles have large combined dark spots on their back and belly areas, and the blue/violet and green/blue coloring is absent. Both sexes have brownish/yellow triangular spots on their shoulders. A female desert spiny lizard will lay anywhere from 4 to 24 eggs during the summertime. A fully grown desert spiny lizard will reach a body length of up to 5.6 inches. Besides their bright colors, the desert spiny lizard changes to darker colors during the winter to allow them to absorb more heat from the sunshine, and become lighter during the summer to reflect the Sun's radiation. It is frequently seen doing... Wikipedia →

Global Distribution

Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.

where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is)  ·  parks where it occurs — tap a pin for the sighting probability there

Parks Where Found

# Park Country Daily sighting probability
1 Grand Canyon National Park 🇺🇸 United States
~60%
2 Joshua Tree National Park 🇺🇸 United States
~60%
3 Saguaro National Park 🇺🇸 United States
~50%
4 Zion National Park 🇺🇸 United States
~40%
5 Death Valley National Park 🇺🇸 United States
~10%

Quick answers

What are the chances of seeing a Desert Spiny Lizard in Saguaro National Park?

About 50% of wildlife watchers report a Desert Spiny Lizard sighting in Saguaro National Park, based on 2,624 verified sightings from GBIF citizen-science data.

When is the best time to see Desert Spiny Lizard in Saguaro National Park?

April has the highest sighting rate for Desert Spiny Lizard in Saguaro National Park in our monthly data.

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