Reptoria

Poncelet's crocodile skink (Tribolonotus ponceleti)

Poncelet's crocodile skink (Tribolonotus ponceleti) in a terrarium

Skinks · Difficulty: Expert

Key facts and care guidance for Poncelet's crocodile skink (Tribolonotus ponceleti) (origin: Bougainville, the Solomon Islands). Adult size around 18–24 cm total length. Life expectancy 8–12 years. The values below are carefully researched guidance.

Short answers

Poncelet's crocodile skink: How big does the enclosure need to be?

60×45×40 cm.

Poncelet's crocodile skink: What temperature does it need?

Daytime 23–29 °C, basking spot No basking spot, at night 20–23 °C.

Poncelet's crocodile skink: Does it need UVB lighting?

UVB: Recommended (UVB 5.0).

Poncelet's crocodile skink: How long do they live?

Life expectancy: 8–12 years.

Poncelet's crocodile skink: Is it suitable for beginners?

No – better suited to experienced keepers (difficulty: Expert).

Climate

Daytime temperature
23–29 °C
Night temperature
20–23 °C
Basking spot
No basking spot
Humidity
80–90 %
UVB
Recommended (UVB 5.0)

Enclosure

Minimum size
60×45×40 cm
Substrate
Damp coco humus with a thick layer of leaf litter, cork tubes, a water dish

Feeding

Food
House crickets, crickets, roaches, earthworms
Feeding interval
3×/week

Key facts

Adult size
18–24 cm total length
Life expectancy
8–12 years
Origin
Bougainville, the Solomon Islands
Protection status
Not listed under CITES; very rarely kept
Brumation
None
Cohabitation
Pair housing is possible. Two males never go together - they fight over territory and the best hiding spots until one is seriously injured or permanently cornered. One male with several females works more reliably. Multiple hiding spots are important so lower-ranking animals can retreat, and feed separately once animals differ in size.

Notes

The largest crocodile skink species, with particularly strong dorsal spines. Barely established in Europe – experience is thin and captive-bred animals are very rare.

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Related species

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What you need to start

To keep Poncelet's crocodile skink (Tribolonotus ponceleti) you typically need: a suitable enclosure (60×45×40 cm), substrate (Damp coco humus with a thick layer of leaf litter, cork tubes, a water dish), 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: 25 September 2026 · Editor: Reptoria editorial team · Sources include: https://en.wikipedia.org/wiki/Giant_spiny_skink, https://reptile-database.reptarium.cz/species?genus=Tribolonotus&species=ponceleti

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).