Southwestern Fence Lizard
Sceloporus cowlesi
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassSquamata
- FamilyPhrynosomatidae (Frinosomàtids)
- GenusSceloporus (Spiny Lizards)
- SpeciesSceloporus cowlesi (Southwestern Fence Lizard)
Closest Relatives at Big Bend National Park
Canyon Lizard
Sceloporus merriami
Crevice Spiny Lizard
Sceloporus poinsettii
Twin-spotted Spiny Lizard
Sceloporus bimaculosus
Texas Spiny Lizard
Sceloporus olivaceus
Greater Earless Lizard
Cophosaurus texanus
Common Side-blotched Lizard
Uta stansburiana
Roundtail Horned Lizard
Phrynosoma modestum
Ornate Tree Lizard
Urosaurus ornatus
Texas Horned Lizard
Phrynosoma cornutum
📅 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 | Guadalupe Mountains National Park | 🇺🇸 United States | |
| 2 | Big Bend National Park | 🇺🇸 United States |
Quick answers
What are the chances of seeing a Southwestern Fence Lizard in Big Bend National Park?
About 24% of visitor-days record a Southwestern Fence Lizard sighting in Big Bend National Park, based on 75 observer-days of citizen-science data from GBIF.
When is the best time to see Southwestern Fence Lizard in Big Bend National Park?
September has the highest sighting rate for Southwestern Fence Lizard in Big Bend National Park in our monthly data.