Mountain skink (Plestiodon callicephalus)
Skinks · Difficulty: Beginner with some knowledge
Key facts and care guidance for Mountain skink (Plestiodon callicephalus) (origin: Arizona and northern Mexico). Adult size around 13–18 cm. Life expectancy 6–12 years. The values below are carefully researched guidance.
Short answers
Mountain skink: How big does the enclosure need to be?
100×50×50 cm for a group.
Mountain skink: What temperature does it need?
Daytime 24–30 °C, basking spot Basking spot 35–40 °C, at night 16–20 °C.
Mountain skink: Does it need UVB lighting?
UVB: Recommended (UVB 5.0–10.0).
Mountain skink: How long do they live?
Life expectancy: 6–12 years.
Mountain skink: Is it suitable for beginners?
Partly – manageable with some prior knowledge (difficulty: Beginner with some knowledge).
Climate
- Daytime temperature
- 24–30 °C
- Night temperature
- 16–20 °C
- Basking spot
- Basking spot 35–40 °C
- Humidity
- 50–70 %
- UVB
- Recommended (UVB 5.0–10.0)
Enclosure
- Minimum size
- 100×50×50 cm for a group
- Substrate
- A forest-floor and sand mix they can dig in, with leaf litter, bark and flat stones
Feeding
- Food
- Crickets, house crickets, roaches, earthworms and wax moths, dusted regularly with calcium and vitamins
- Feeding interval
- adults 3×/week
Key facts
- Adult size
- 13–18 cm
- Life expectancy
- 6–12 years
- Origin
- Arizona and northern Mexico
- Protection status
- Not listed under CITES
- Brumation
- A winter rest of 10–14 weeks at 6–12 °C — these species come from regions with a real winter
- Cohabitation
- 1.2; never keep males together. The reason: several males fight over territory and the warm spot until one is injured or spends its life in a corner. Females usually get on, but each needs its own warm spot and hide; feed them separately once they differ in size.
Notes
A gorge-forest species; it likes shade and humidity.
Do you keep this species?
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Related species
- Okada's five-lined skink (Plestiodon laticeps) – Beginner
- Okada's five-lined skink (Plestiodon latiscutatus) – Beginner with some knowledge
- Chinese skink (Plestiodon chinensis) – Beginner with some knowledge
- Elegant five-lined skink (Plestiodon elegans) – Beginner with some knowledge
- Common five-lined skink (Plestiodon fasciatus) – Intermediate
- Gilbert's skink (Plestiodon gilberti) – Beginner with some knowledge
- Japanese five-lined skink (Plestiodon japonicus) – Beginner with some knowledge
- Coal skink (Plestiodon anthracinus) – Beginner with some knowledge
What you need to start
To keep Mountain skink (Plestiodon callicephalus) you typically need: a suitable enclosure (100×50×50 cm for a group), substrate (A forest-floor and sand mix they can dig in, with leaf litter, bark and flat stones), a heat source with a thermostat, UVB lighting, thermometer and hygrometer, a water dish and hides. You will find equipment in the Reptoria marketplace.
The complete, interactive care database is in the Reptoria app.
Last updated: 9 October 2026 · Editor: Reptoria editorial team · Sources include: tucsonherpsociety.info, Wikipedia EN, eu_annex.txt (lokal, VO (EU) 2026/1383), gutachten.txt (BML 1997), nhnm.unm.edu
All values are non-binding guidance and do not replace expert advice. Research thoroughly from several sources before acquiring and keeping an animal, and observe the applicable law (species and animal protection in particular).