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Eastern Spiny-tailed Gecko

Strophurus williamsi

Native to eastern Australia, the eastern spiny-tailed gecko inhabits dry scrublands. It is nocturnal and specialized for defense, needing a vertical enclosure with thin climbing branches.

Taxonomy
Class:Squamata
Order:Squamata
Family:Diplodactylidae
Genus:Strophurus
Species:Strophurus williamsi

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Environment

Terrestrial

Humidity

30 - 50 %

Day temperature

24 - 28 °C

Ambient temperature

26 °C

Night temperature

18 - 20 °C

Basking spot

32 - 34 °C

Adult size

7 cm

Minimum enclosure

>= 45 L

UVB

Medium

Species description

Geographical Origin and Habitat: Native to eastern Australia, spanning parts of Queensland, New South Wales, and Victoria. It inhabits dry sclerophyll forests, acacia scrublands (particularly brigalow), and semi-arid shrublands.
Taxonomy and Genetics: Belongs to the family Diplodactylidae, genus Strophurus. The genus is highly specialized for defensive chemical exudate production in caudal glands.
Behavior and Habits: Nocturnal and arboreal, but frequently basks during the day on thin branches. Possesses specialized tail glands that can squirt a sticky, foul-smelling fluid to deter predators when threatened.
Morphology: Reaches a total length of about 11-13 cm (4.5-5 inches). Features a blue-grey body color with black mottling resembling lichen or bark. The eyes have vertical pupils and a brilliant orange or yellow outer ring.

Care, breeding and tankmates

Terrarium Setup: Vertical enclosure required (minimum 45x45x60 cm / 18x18x24 inches for a pair). Furnish with numerous thin climbing branches, vines, and narrow-leafed plants. Use a dry sand-soil mixture as substrate.
Lighting and Heating: Provide a basking branch at 32-34°C (90-93°F), with ambient daytime temperatures of 26-28°C (79-82°F) and night drops to 18-20°C (64-68°F). Low-output UVB (5%) is highly recommended.
Humidity and Hydration: Moderate daytime humidity (40-50%) rising to 70-80% at night via light misting. Spraying thin branches at night allows them to drink droplets, which is their primary hydration source.
Feeding and Supplementation: Strictly insectivorous. Feed small crickets, roaches, and flies. Dust prey with calcium and vitamin D3 twice a week.
Compatibility: Males are territorial and should not be housed together. Keep individually, in pairs, or in small harems consisting of one male and two females.
Health and Common Diseases: Prone to calcium deficiencies (MBD) without proper supplementation and UVB. Excessive humidity combined with poor ventilation leads to skin rot and respiratory infections.

Geographic Origin and Distribution

Native to eastern Australia, spanning parts of Queensland, New South Wales, and Victoria. It inhabits dry sclerophyll forests, acacia scrublands (particularly brigalow), and semi-arid shrublands.

Origin

Australia, New Guinea, and Oceania

Reptile profile

Diet
No verified data available
Life expectancy
No verified data available
Adult size
7 cm
The catalog's scalar value is 7 cm. The ReptTraits v1.2 source reports a maximum adult measurement of 7 cm for this species, recorded as snout–vent length (SVL). These figures are not interchangeable: the first is the profile's editorial reference, whereas the second is a published maximum under a specific measurement convention; differences among sources can reflect sex, population, life stage and measuring method.
Lifestyle/Microhabitat
No verified data available
Activity cycle
No verified data available
Sociality
No verified data available
Reproduction
No verified data available
Handling tolerance
No verified data available
Brumation
No verified data available
Molting
No verified data available

Image gallery

Licensed images linked to the species or, when marked, to the closest representative taxon.

Related species

Recommendations grouped by close relatives, companion choices, and similar care.

Last updated: 08/10/2026
Eastern Spiny-tailed Gecko (Strophurus williamsi) Care Guide & Terrarium Setup | Atlarium