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Common barking gecko
Ptenopus garrulus
A small, ground-dwelling desert gecko from southern Africa, famous for the distinct barking vocalizations it produces from its burrow entrance at dusk.
Class:Squamata
Order:Squamata
Family:Gekkonidae
Genus:Ptenopus
Species:Ptenopus garrulus
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Environment
Terrestrial
Humidity
30 - 40 %
Day temperature
28 - 35 °C
Night temperature
15 - 20 °C
Adult size
6.3 cm
UVB
Medium
Species description
Geographical Origin and Habitat: This species is native to the arid regions of southern Africa, specifically the Kalahari and Namib deserts, spanning across South Africa, Namibia, Botswana, and Zimbabwe. It inhabits flat sandy plains, dry riverbeds, and dune margins where it digs deep burrows in compacted sand to escape the intense daytime desert heat.
Taxonomy and Genetics: Belongs to the family Gekkonidae and the genus Ptenopus, which comprises specialized burrowing geeks adapted to desert environments. A few geographic subspecies exist, displaying minor variation in vocal pitch and scale counts. Their genetic makeup reflects extreme specialization for subterranean and desert survival. No morphs exist.
Behavior and Habits: Terrestrial, nocturnal, and burrowing. It spends almost the entire day deep within its self-made burrow to thermoregulate. At dusk, males emerge at their burrow entrances to produce loud, repetitive clicking or barking calls that echo across the desert to attract females and mark territorial boundaries.
Morphology: A small gecko, reaching adult sizes of 6 to 10 cm in total length. It is characterized by an oversized, rounded head with large, prominent eyes and vertical pupils. Its toes are fringed with comb-like lateral scales that act as snowshoes to aid in burrowing and running over loose sand. Coloration is a mottled yellow, orange, and brown.
Care, breeding and tankmates
Terrarium Setup: Requires a horizontal desert terrarium measuring at least 60x40x40 cm (approx. 24x16x16 inches) for a single gecko or a pair. The substrate is the most critical element: provide a deep layer (10-15 cm / 4-6 inches) of fine desert sand that is slightly damp at the very bottom to allow the geckos to construct stable burrows. Place flat rocks and cork bark flat on the sand surface.
Lighting and Heating: Provide overhead heating to establish a daytime thermal gradient. The basking area should reach 32-35°C (90-95°F), with a cool zone at 24-26°C (75-79°F). Nighttime temperatures should drop to 20-22°C (68-72°F). Install a moderate 5.0 UVB bulb for 12 hours daily; although nocturnal, they benefit from low-level UVB exposure during their dawn/dusk activity.
Humidity and Hydration: Keep ambient humidity low (30% to 40% during the day). Crucially, the lower layers of the sand substrate must remain slightly damp to replicate burrow conditions; mist a corner of the substrate weekly to keep the bottom sand moist. Provide a small, shallow water dish on the cool side, refilled daily with fresh water.
Feeding and Supplementation: Insectivorous. Feed a variety of small live insects such as micro-crickets, small dubia roaches, and mealworms. Feed them every other day after the terrarium lights turn off. Dust all prey items with high-quality pure calcium at every feeding, and use a calcium plus vitamin D3 supplement once a week.
Compatibility: Best housed individually due to their territorial instincts. Males are highly aggressive toward other males and will fight to the death. A male-female pair may be kept together in a larger enclosure, provided there is enough space for both individuals to excavate separate burrow systems without competing.
Health and Common Diseases: The primary risk is burrow collapse, which can suffocate the gecko if the sand is too dry to hold structure. Metabolic Bone Disease (MBD) is a concern if calcium/D3 supplementation is insufficient. High ambient humidity or wet substrate surfaces can lead to respiratory illnesses and skin fungal infections.
Geographic Origin and Distribution
This species is native to the arid regions of southern Africa, specifically the Kalahari and Namib deserts, spanning across South Africa, Namibia, Botswana, and Zimbabwe. It inhabits flat sandy plains, dry riverbeds, and dune margins where it digs deep burrows in compacted sand to escape the intense daytime desert heat.
Origin
Africa and Madagascar
Reptile profile
- Diet
- No verified data available
- Life expectancy
- No verified data available
- Adult size
- 6.3 cm
- 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
The catalog's scalar value is 6.3 cm. The ReptTraits v1.2 source reports a maximum adult measurement of 6.3 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.
Image gallery
Licensed images linked to the species or, when marked, to the closest representative taxon.
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