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Nguru Pygmy Chameleon
Rhampholeon acuminatus
A critically endangered pygmy chameleon from Tanzania, requiring cool, highly humid mountain-forest conditions and specialized care.
Class:Squamata
Order:Squamata
Family:Chamaeleonidae
Subfamily:Chamaeleoninae
Genus:Rhampholeon
Species:Rhampholeon acuminatus
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Environment
Terrestrial
Humidity
75 - 90 %
Day temperature
22 - 24 °C
Ambient temperature
22 - 24 °C
Night temperature
16 - 20 °C
Basking spot
25 - 26 °C
Adult size
5.7 cm
Minimum enclosure
>= 60 L
UVB
Low
Species description
Geographical Origin and Habitat: This species is an extremely localized endemic to the montane rainforests of the Nguru Mountains in eastern Tanzania. It mainly inhabits the dense, damp understory, moving slowly among low vegetation, shrubs, and the layer of decaying leaf litter on the forest floor, at elevations between 1400 and 2000 meters, where the climate remains constantly cool and fog is frequent.
Taxonomy and Genetics: Rhampholeon acuminatus belongs to the class Reptilia, order Squamata, suborder Sauria, family Chamaeleonidae, and subfamily Brookesiinae. It is genetically related to other small chameleons in the genus Rhampholeon but is clearly distinguished by specific genome characteristics and cranial morphology, including the characteristic pointed protrusions on the head.
Behavior and Habits: It is a diurnal and strictly solitary reptile. It displays a highly cryptic behavior: its movements are extraordinarily slow and deliberate, swaying back and forth to mimic a dry leaf blowing in the wind. This protective strategy allows it to escape detection by predators such as birds and snakes. At night, it roosts on thin twigs a few centimeters off the ground.
Morphology: It is a pygmy chameleon of tiny dimensions, reaching a maximum total length of just 5-6 centimeters as an adult, including the tail. The body is laterally compressed, with skin covered in tuberculated scales and scattered small spines. Males present a proportionally longer tail and an expanded caudal base containing the hemipenes, while females are slightly heavier.
Care, breeding and tankmates
Terrarium Setup: Given its tiny size, a terrarium measuring 45x45x60 cm is ideal for a single specimen. It is essential to set up an environment rich in live natural vegetation (such as Ficus pumila, Pothos, and ferns) that offers hiding places and maintains humidity. The substrate should consist of coconut fiber mixed with sphagnum moss and covered with a layer of dry oak leaves. Partially fine mesh walls ensure excellent ventilation and prevent stagnant air.
Lighting and Heating: This species requires a cool mountain climate. Daytime temperatures must range between 22°C and 24°C, with a basking point that never exceeds 25-26°C. Nighttime temperatures must drop to 16-18°C. Peaks above 28°C are lethal in a short time. A low-output UVB lamp (2.0 or 5.0) shielded by leaves is necessary.
Humidity and Hydration: Humidity must be maintained between 75% and 90%. It is essential to use an automatic mister that activates several times a day and a dripping system. These reptiles do not drink from bowls but exclusively lick the water droplets that deposit on the leaves of the vegetation.
Feeding and Supplementation: The diet must be exclusively insectivorous and based on live prey of microscopic dimensions proportioned to the reptile's mouth, such as fruit flies, springtails, pinhead crickets, and plant aphids. Each prey must be dusted with pure calcium twice a week and with a multivitamin supplement containing vitamin D3 once a month.
Compatibility: Due to their extremely shy and solitary nature, specimens must be housed individually in their own terrarium. Cohabitation among males leads to chronic stress and physical clashes, while pairs must be constantly monitored and joined only for short breeding periods in large spaces.
Health and Common Diseases: Chronic dehydration and heat strokes represent the main causes of mortality in captivity. Stagnant air instead favors the onset of severe bacterial respiratory infections. It is essential to monitor the consistency of the feces and the eventual appearance of intestinal parasitosis due to uncontrolled food.
Geographic Origin and Distribution
This species is an extremely localized endemic to the montane rainforests of the Nguru Mountains in eastern Tanzania. It mainly inhabits the dense, damp understory, moving slowly among low vegetation, shrubs, and the layer of decaying leaf litter on the forest floor, at elevations between 1400 and 2000 meters, where the climate remains constantly cool and fog is frequent.
Origin
Africa and Madagascar
Reptile profile
- Diet
- No verified data available
- Life expectancy
- No verified data available
- Adult size
- 5.7 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 5.7 cm. The ReptTraits v1.2 source reports a maximum adult measurement of 5.7 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.
Image gallery
Licensed images linked to the species or, when marked, to the closest representative taxon.
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