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New Caledonian Giant Gecko - Pine Island

Rhacodactylus leachianus

Endemic to Nuu Ana, this small, highly patterned island form of the New Caledonian Giant Gecko displays striking pink and green markings. It requires a humid, vertical enclosure.

Taxonomy
Class:Squamata
Order:Squamata
Family:Diplodactylidae
Genus:Rhacodactylus
Species:Rhacodactylus leachianus*
* Pine Island

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Environment

Terrestrial

Humidity

60 - 80 %

Day temperature

22 - 26 °C

Night temperature

18 - 21 °C

Adult size

28 cm

UVB

Low

Species description

Geographical Origin and Habitat: Endemic to the island of Nuu Ana in the New Caledonia archipelago. They live in the high canopy of humid primary rainforests, sheltering in tree hollows.
Taxonomy and Genetics: Family Diplodactylidae. Rhacodactylus leachianus. The Nuu Ana locality is one of the smaller, highly patterned island forms, prized for its vivid pink and green markings.
Behavior and Habits: Strictly nocturnal and arboreal. Highly territorial. They vocalize at night with barking, growling, and whistling sounds. Can form stable, long-term breeding pairs.
Morphology: Large and massive body reaching 25-30 cm. Loose, saggy skin that functions as camouflage. Head is disproportionately large with strong jaws. Displays olive green, grey, and mossy patterns with bright pink spots. Males develop visible hemipenal bulges at the base of the tail.

Care, breeding and tankmates

Terrarium Setup: Large vertical terrarium (minimum 60x45x90 cm). Provide thick cork bark tubes, sturdy climbing branches (arm-thick), and heavy artificial or live plants (Sansevieria). Substrate should retain moisture.
Lighting and Heating: Cool temperate climate. Maintain temperatures at 22-26°C. Avoid temperatures above 28°C. Provide low UVB (5%) to support calcium synthesis.
Humidity and Hydration: Maintain high humidity (60-80%) with a daily evening misting. Good ventilation is critical to prevent respiratory infections. They drink water droplets from surfaces.
Feeding and Supplementation: Primarily frugivorous. Feed high-quality powdered gecko diets (CGD, Pangea/Repashy) in elevated bowls. Supplement weekly with gut-loaded roaches or crickets dusted with calcium and D3.
Compatibility: Highly territorial. Never house males together. Keep singly or in established pairs. Monitor new pairs closely for severe aggression.
Health and Common Diseases: Females have high calcium requirements. Do not handle aggressively; they can lose their tail (autotomia), which does not regenerate. Avoid heat stress.

Geographic Origin and Distribution

Endemic to the island of Nuu Ana in the New Caledonia archipelago. They live in the high canopy of humid primary rainforests, sheltering in tree hollows.

Origin

Australia, New Guinea, and Oceania

Reptile profile

Diet
No verified data available
Life expectancy
No verified data available
Adult size
28 cm
The catalog's scalar value is 28 cm. The ReptTraits v1.2 source reports a maximum adult measurement of 28 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.

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Last updated: 08/10/2026