Reptile atlas

Geographical Origin and Habitat: This species is endemic to northern Australia, specifically restricted to the 'Top End' region of the Northern Territory. It inhabits tropical woodland habitats, dry eucalyptus forests, and sandstone rocky escarpments. During the day, it finds shelter inside deep rock crevices, under stones, or beneath the peeling bark of trees, which maintain a cooler microclimate.

Taxonomy and Genetics: Belonging to the family Diplodactylidae and the genus Oedura. A detailed systematic revision in 2016 restricted the species Oedura marmorata to the northern populations, describing southern populations as distinct species (including Oedura cincta and Oedura bella). Genetically, it is distinct from geckos of the family Gekkonidae by the absence of mobile eyelids.

Behavior and Habits: It is a nocturnal and predominantly arboreal reptile, although it frequently navigates vertical rock faces. It is an expert climber thanks to toe pads equipped with specialized adhesive lamellae. It actively hunts insects at night. When threatened, it adopts a defensive posture by arching its body and waving its tail to distract predators.

Morphology: Features a robust body with skin that is very soft to the touch. The dorsal coloration is characterized by a marbled pattern of dark and light transverse bands, often highlighted with yellow or whitish spots. The tail is broad and fleshy, used to store fat reserves. It reaches a total length of approximately 13-15 cm, including the tail.

Terrarium Setup: Requires a vertically oriented terrarium of at least 45x45x60 cm for a pair or a single specimen. The setup must include branches and vertical rock slabs secured safely to simulate the sandstone walls of its habitat. Place plenty of tight, flat hides in both the hot and cool zones of the enclosure.

Lighting and Heating: Heating should be provided via a thermostat-controlled heat mat or cable on one side of the terrarium, creating a daytime gradient of 26-28°C (78-82°F) in the cool zone and 31-33°C (87-91°F) at the hot spot. Nighttime temperature should drop to 20-22°C (68-72°F). Provide a low-output UVB (5.0) light source for 10-12 hours daily.

Humidity and Hydration: Humidity should be kept at moderate levels, around 50-60%. It is sufficient to lightly mist the terrarium once a day, preferably in the evening before the lights go out, to allow the gecko to drink water droplets from the walls and decorations. Always keep a small bowl of fresh water available.

Feeding and Supplementation: Exclusively insectivorous diet. Offer crickets, roaches (such as Blaptica dubia or Lateralis), and mealworms of appropriate size two or three times a week. Dust the insects with pure calcium supplement at every feeding for juveniles and breeding females, and with calcium plus D3 once a week.

Compatibility: Can be housed individually, as a pair, or in small groups consisting of one male and two or three females. Never house two or more males together in the same terrarium, as they will fight viciously over territory and females, resulting in severe injuries or tail loss (autotomy).

Health and Common Diseases: Health risks include metabolic bone disease (MBD) if calcium or vitamin D3 is deficient in the diet. Stagnant humidity and insufficient ventilation can cause respiratory infections or shedding issues, particularly around the toes. Ensure the terrarium has good screen mesh ventilation.