Greater Short-horned Lizard
Phrynosoma hernandesi
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassSquamata
- FamilyPhrynosomatidae (Frinosomàtids)
- GenusPhrynosoma (Horned Lizards)
- SpeciesPhrynosoma hernandesi (Greater Short-horned Lizard)
The greater short-horned lizard (Phrynosoma hernandesi), also commonly known as the mountain short-horned lizard or Hernández's short-horned lizard, is a species of lizard in the family Phrynosomatidae. The species is endemic to western North America. Like other horned lizards, it is often called a "horned toad" or "horny toad", but it is not a toad at all. It is a reptile, not an amphibian. It is one of five native species of lizards in Canada. Wikipedia →
40–50% of wildlife watchers report a Greater Short-horned Lizard sighting in Grand Canyon National Park, based on 176 days of visitor records from GBIF citizen-science data.
Closest Relatives at Grand Canyon National Park
Desert Horned Lizard
Phrynosoma platyrhinos
Plateau Fence Lizard
Sceloporus tristichus
Desert Spiny Lizard
Sceloporus magister
Common Side-blotched Lizard
Uta stansburiana
Ornate Tree Lizard
Urosaurus ornatus
Sagebrush Lizard
Sceloporus graciosus
Yellow-backed Spiny Lizard
Sceloporus uniformis
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
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 | Probability |
|---|---|---|---|
| 1 | Grand Canyon National Park | 🇺🇸 United States | |
| 2 | Zion National Park | 🇺🇸 United States | |
| 3 | Guadalupe Mountains National Park | 🇺🇸 United States |
Quick answers
What are the chances of seeing a Greater Short-horned Lizard in Grand Canyon National Park?
About 40% of wildlife watchers report a Greater Short-horned Lizard sighting in Grand Canyon National Park, based on 176 days of visitor records from GBIF citizen-science data.
When is the best time to see Greater Short-horned Lizard in Grand Canyon National Park?
September has the highest sighting rate for Greater Short-horned Lizard in Grand Canyon National Park in our monthly data.