Frogs · Red-Eyed Tree Frog

Red-Eyed Tree Frog — Agalychnis callidryas: Habitat and Care

A nocturnal leaf frog needs connected climbing routes, broad daytime retreats and fresh accessible water. A tall planted enclosure must breathe between mistings, rather than remain a sealed wet box.

Adult size: Males commonly around 5–6 cm and larger females roughly 7–8 cm snout–vent length; individuals vary.
Starting enclosure: For a compatible adult pair, plan roughly 60 × 45 × 90 cm, with usable branches and leaves throughout the height.
Temperature: Ordinary maintenance around 23–26°C by day, falling towards 20–23°C at night; retain cooler shaded choices.
Humidity: Roughly 60–75% between mistings, with a brief evening rise and damp retreats; ventilation is essential.
Water: Clean, easy-exit water always available. A breeding rain chamber is not routine adult housing.
Feeding: Appropriately sized live invertebrates after dusk; observe individual intake and coordinate calcium, vitamins and UVB.

Identity and what the natural habitat actually tells us

Agalychnis callidryas is a red-eyed leaf frog with green upperparts, contrasting blue-and-pale flank bars, orange digits and adhesive toe pads. It is not simply any green frog with red eyes. Historical records extend farther north under a broader species concept; the recognition of Agalychnis taylori means older southern Mexico-to-Panama summaries need care. Current AMNH taxonomy and a breeder’s provenance are more useful than a trade label alone.

The species uses forest vegetation around breeding waters in Central America and north-western South America. Adults rest folded against leaves during the day and move through vegetation at night. A photograph over a pond shows an ecological connection, not a requirement for a deep permanent pool beneath every captive perch.

Give the height a purpose

For a compatible pair, a 60 × 45 × 90 cm enclosure is a practical planning choice rather than a legal or experimentally proven minimum. Connect levels with stable diagonal and horizontal branches and broad leaves. A tall empty glass box offers little usable space. Preserve a clear front access route for cleaning and observation.

Keep similarly sized animals and monitor feeding and body condition individually. Larger animals may exclude smaller ones from food or attempt to eat them. Calling males can be noisy; adding more females is not an automatic solution to noise or conflict. Avoid mixed-species displays and keep a separate enclosure ready for quarantine or separation.

Arrange planting, water and a cleanable floor

Use robust broad-leaved planting that supports a resting frog and provides sheltered undersides away from the light. Secure climbing wood before adding soil or plants. A suitably shaped Mangrove Root may supply connected climbing structure, but assess strength, surface smoothness and amphibian-contact suitability; aquarium suitability alone is not enough.

Set an easily removed shallow water basin beneath accessible lower routes, with a gentle exit and water depth matched to the frog. Replace fouled water promptly and clean the basin daily. A drained planting floor can carry a restrained layer of Oak leaves, while leaving the feeding and water-access area easy to inspect. Nursery plants must be cleared of unsuitable fertiliser and pesticide residues before animal use.

Connected climbing branches and broad leaves in a tall ventilated enclosure with accessible shallow water below.

Warm days, cooler nights and moving air

Start around 23–26°C in the usable enclosure by day, with sheltered cooler places and a night fall towards 20–23°C. Captive sources vary, and these moderate values are maintenance guidance rather than field limits. Use measured gradients, thermostatic control where heating is needed and a summer heat plan. Do not heat the whole enclosure to the maximum suggested in a care sheet.

Aim for roughly 60–75% relative humidity between mistings, with a short evening rise and humid retreats. The foliage should not remain dripping constantly. An effective mesh top and lower air entry can maintain exchange without exposing frogs to a strong drying draught. Check more than one height. Persistent condensation, mould and stagnant air call for a ventilation and watering review, not another fogger.

Lighting, UVB and nutritional provision

Provide a predictable light period of about 12 hours and dark nights. Avoid routine coloured night lamps; inspect briefly with minimal disturbance when necessary. Broad leaves must offer cover from both plant lighting and UVB. A low, measured UVB gradient with near-zero shaded retreats is preferable to guessing exposure from a tube’s advertised percentage.

An experiment on this species compared calcium provision and different UV regimes. Stronger intermittent UV did not demonstrate a general improvement, so it is not a reason to give home-kept frogs intense boosts. Lamp distance, mesh and animal choice matter. Use the nutrition programme alongside measured lighting rather than assuming nocturnal behaviour removes the need to consider vitamin D and calcium.

Feed when the frogs are awake

Offer live, appropriately sized crickets, small roaches, flies or other suitable feeder invertebrates after dusk. Choose prey comfortably manageable for the individual frog; the space between the eyes is a useful conservative size guide, not permission to offer a long hard-bodied insect sideways. Growing frogs need frequent small meals; adults commonly eat two or three evenings a week, adjusted to condition.

Observe whether each frog actually captures prey, and remove persistent uneaten crickets that might disturb resting animals. A clean removable feeding area can improve inspection. The tiny insects used for dart frogs are not automatically an adequate adult tree-frog diet. Use a complete amphibian calcium/vitamin programme suited to the age, feeder diet and measured UVB provision. Gut-load suitable feeder insects before use, then dust immediately before feeding according to that programme. Do not combine several full-dose D3 or vitamin-A products indiscriminately. Keep supplements fresh and dry; UVB does not supply every vitamin, and a vitamin powder does not replace varied prey.

A red-eyed tree frog walking along a broad leaf, showing flank bars and the toe pads used for climbing.

Keep breeding and ordinary housing separate

Pairs deposit eggs on vegetation above water; larvae enter the water after hatching. This means an egg site, air humidity and a tadpole water system all matter at different stages. An adult water dish is not a complete breeding installation, and adding a waterfall does not reproduce seasonal conditions responsibly.

Deliberate breeding needs a separately planned rain/oviposition arrangement, clean larval water, a suitable tadpole diet and a way to manage many young animals. Do not stimulate breeding until those provisions and future homes exist. As froglets metamorphose, accessible exits and humid planted land must be ready before they need them.

Maintenance and practical problem solving

Check water, temperature and each animal daily; clean faeces from foliage and branches, and keep drain access open. Inspect toe contact surfaces for splinters or sharp fittings. Replace damaged plants and loosen constricting growth before it obstructs a route. Bioactivity helps process some waste but cannot sanitise a dirty water bowl.

Daytime resting with eyes closed is expected. Repeated floor sitting, abnormal skin, poor grip or sustained refusal to eat deserves closer investigation. Check heat, water quality, ventilation, recent sprays and feeding access; then seek an amphibian vet when signs persist or the animal is deteriorating. Do not repeatedly wake it to make it look active for visitors.

Adapt the World for an arboreal frog

The Naturalistic Terrarium World is the main inspiration entry point. Start with the leafy structure in the Tropical Leaf-Litter Vivarium guide, then increase height, branch connectivity, broad resting leaves and fresh-water access. A cloud-forest or dry-scrub design is not a substitute just because it has attractive planting.

Dried Catappa leaves can be considered for a limited floor layer after provenance and contact suitability checks. Keep litter out of the water basin and off the main visible feeding surface. Boxes marketed for aquarium use are material assortments, not complete tree-frog kits; there is no need to buy pods or additives that have no useful role in this enclosure.

Captive sourcing and low-disturbance observation

Choose documented captive-bred animals from a source that can explain their identity, feeding and rearing history. Keep new arrivals in a separate, easily inspected quarantine enclosure with dedicated tools; an amphibian vet can advise testing and release from quarantine. Never release frogs or their water outdoors. Check current Species+ listings and APHA requirements before any import or export; captive breeding does not automatically remove paperwork requirements. BBA supplies habitat materials, not the frogs described here.

Avoid routine handling and never peel a resting frog from a leaf for a photograph. For necessary transfers, use a clean container or appropriate moistened powder-free gloves. Keep aerosol cleaners and plant treatments away from the room’s enclosures, and wash hands after maintenance.