White's Tree Frog
Pelodryas caerulea
The quintessential beginner arboreal amphibian. Nicknamed the 'Dumpy Tree Frog' due to its obese and relaxed appearance, this Australian frog forgives almost any husbandry mistake. It has a bottomless appetite and incredible ability to tolerate dry environments compared to other frogs, but it fatally trends towards morbid obesity if overfed.
Environnement
Terrestre
Humidité
50 - 70 %
Température diurne
24 - 29 °C
Température nocturne
20 - 23 °C
UVB
Ferguson 2
UVI
0,7 - 1 UVI
Description de l'espèce
Geographical Origin and Habitat: Species native to the warm tropical forests and arid savannas of Australia and Indonesia. Unlike fragile Amazonian frogs, they are incredibly adaptable, capable of tolerating the Australian drought by holing up in the damp crevices of hollow trees or, very often, in the bathrooms and cisterns of human dwellings (which is why they are also called 'Toilet frogs').
Taxonomy and Genetics: Placed in the Pelodryadidae family. Australian specimens tend to grow much larger and frequently display enchanting snow-like white speckles on their back (the popular 'Snowflake' morph). There is a highly sought-after captive color mutation, the 'Blue' morph, where the frog loses yellow pigment, appearing bright turquoise or cerulean blue.
Behavior and Habits: Crepuscular and nocturnal frogs with a placid and 'lazy' temperament. By day they sleep wedged in the high corners of the glass or in bamboo tubes. They possess unparalleled docility: they do not jump frantically, preferring to walk heavily and allowing handling without panic. Males croak with a very loud, low barking noise (similar to a dog) when it rains or if they hear a vacuum cleaner.
Morphology: Their appearance is comical and charming: a chubby, mint green or bright blue body, smooth 'rubbery' skin, a perpetual smile, and enormous fatty crests that fold over their eyes (the supra-tympanic ridges), making them look old and wise. They reach 4-5 inches (10-12 cm) in length, with females growing significantly bulkier. They have giant adhesive toe pads for walking on glass.
Soins, reproduction et cohabitation
Terrarium Setup: Demand vertically oriented glass terrariums (e.g. 18x18x24 inches for a pair). Branches must be very thick (large bamboo poles or PVC) because the adult animal is very heavy and would snap the thin branches typical for agile tree frogs. Broad-leafed plants (Monstera, Ficus) will provide excellent daytime shelter.
Lighting and Heating: Being Australian, they tolerate heat well. Optimal daytime temperatures are between 75°F and 82°F (24-28°C), with a warm basking spot of 86°F (30°C). At night the temperature can drop to 68-72°F (20-22°C). The use of a weak UVB lamp (5%) is highly recommended to promote bone strength in these heavy amphibians.
Humidity and Hydration: Unlike dart frogs, a constant 80-90% humidity will kill them with bacterial infections. They prefer a drier environment (50-60%) with transient evening humidity spikes. Air circulation is vital. They must ALWAYS have access to a large bowl of pure water, changed daily, because White's tree frogs use it as a toilet for their massive organic waste.
Feeding and Supplementation: They are proverbial living black holes. They will eat anything that moves in front of their mouth: crickets, huge locusts, roaches, and earthworms. Adults should only be offered meals every 2-3 days. Gut-loading prey and bi-weekly dusting with calcium and D3 is imperative. Beware of mice (pinkies): they cause lethal impaction or obesity and should be avoided entirely.
Compatibility: Excellent for keeping in small stable groups, being very tolerant and non-territorial animals. Beware of size differences: an adult White's will swallow a baby frog if the size difference allows it (accidental cannibalism).
Health and Common Diseases: Morbid obesity is the number one killer: owners tend to overfeed them due to their perpetual appetite, leading them to develop fatty crests so gigantic they blind them (the fat covers the eyes) and causing early heart attacks. Susceptible to Red Leg Syndrome if kept in soggy, feces-soiled terrariums.
Origine et répartition géographiques
Species native to the warm tropical forests and arid savannas of Australia and Indonesia. Unlike fragile Amazonian frogs, they are incredibly adaptable, capable of tolerating the Australian drought by holing up in the damp crevices of hollow trees or, very often, in the bathrooms and cisterns of human dwellings (which is why they are also called 'Toilet frogs').
Origine
Sélection et cultivarsAmazonie, Orénoque et GuyanesAsie du Sud et du Sud-EstAsie de l'EstAustralie, Nouvelle-Guinée et Océanie
Profil d'amphibien
- Régime alimentaire
- Insectivore
- They have a voracious appetite and are highly insectivorous, consuming crickets, locusts, roaches, and moths. Larger individuals are known to occasionally eat small mice or other small frogs. In captivity, they are prone to obesity, so feeding must be strictly regulated and supplements provided regularly.
- Espérance de vie
- 15-20 years
- Taille adulte
- 11 cm
- Mode de vie/microhabitat
- Arboreal
- Although classified as a tree frog, they are quite adaptable and occupy both arboreal and semi-terrestrial habitats. They do well in varied environments as long as there is access to moisture and vertical climbing opportunities. They are commonly found near human habitation in their native range due to their adaptable nature.
- Cycle d'activité
- Nocturnal
- They are primarily nocturnal, coming out at dusk to forage for food and socialize. During the day, they seek out cool, dark, and damp places to sleep, such as tree hollows, crevices, or human dwellings like bathrooms or drain pipes. Their thick skin helps them retain moisture during daytime rest.
- Sociabilité
- Solitary
- Known for their docile and placid nature, they are very relaxed compared to many other tree frogs. They often sit motionless for long periods but can be surprisingly agile when pursuing prey. They have a distinct 'barking' call that they may use even outside the breeding season, sometimes triggered by loud noises.
- Reproduction
- Oviparous
- Breeding takes place during the wet summer months, often in flooded areas or temporary ponds. Males produce a loud, barking call to attract females to the breeding site. A female can lay several hundred to a few thousand eggs in a surface film on the water, which sink as they develop.
- Toxicité
- Harmless
- The Ranoidea caerulea is completely non-toxic and poses no danger of envenomation to humans or other pets. However, like most amphibians, they possess granular glands that can secrete mild irritants when the frog is stressed. These secretions can cause discomfort if they come into contact with a person's eyes or mucous membranes. It is crucial to wash your hands thoroughly with soap and water after any interaction with the frog or its enclosure. Furthermore, keeping human skin away from the frog protects the animal from absorbing dangerous lotions, soaps, or natural skin oils.
- Stade de vie
- Metamorphosis
- The life cycle of Ranoidea caerulea begins with aquatic eggs laid in large masses in or immediately above standing water. After a short incubation period, the eggs hatch into free-swimming tadpoles that feed voraciously on algae and detritus. The tadpole stage can last anywhere from several weeks to a few months, heavily dependent on the water temperature and food availability. Upon completing metamorphosis, the miniature froglets emerge from the water and transition to a fully arboreal lifestyle. These juveniles grow incredibly quickly and require massive amounts of food to support their rapid development.
- Tolérance aux manipulations
- Tolerant
- Handling of Ranoidea caerulea should be strictly avoided unless absolutely necessary for health inspections or transferring enclosures. Like all amphibians, they possess highly permeable, sensitive skin that quickly absorbs toxins, salts, and oils from human hands, which can be fatal. If a transfer is required, the safest and least stressful method is to gently coax the frog into a clean plastic catch cup rather than using your hands. If physical contact is entirely unavoidable, you must wear powder-free nitrile gloves thoroughly moistened with dechlorinated water. Even then, the interaction should be kept as brief as possible to minimize the severe physiological stress handling causes.
- Brumation
- Non requise
- Originating from consistent tropical or subtropical environments, the Ranoidea caerulea does not undergo a true brumation period. In their natural habitat, they experience relatively stable temperatures year-round, with environmental shifts primarily driven by wet and dry seasons rather than extreme cold. In captivity, it is critical to maintain steady, optimal temperatures and high humidity levels throughout the entire year. Exposing these amphibians to significant temperature drops can severely compromise their immune system and lead to respiratory or digestive failures. While a slight reduction in humidity and a few degrees of temperature drop can simulate a dry season to cycle breeders, severe cooling must be completely avoided.
- Mue
- Regular
- Like all amphibians, the Ranoidea caerulea undergoes a regular molting process to shed its outer layer of skin as it grows and to maintain skin health. This shedding process occurs frequently but is usually very rapid and highly secretive, meaning keepers rarely witness it occurring. The frog will typically contort its body, repeatedly open and close its mouth, and use its limbs to push the loosened skin forward over its head. Once the shed is removed, the frog will almost always consume the old skin to recycle valuable nutrients and proteins. Maintaining ideal humidity levels in the terrarium is paramount, as dry conditions can cause the skin to adhere, leading to deadly infections or restricted blood flow.
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