Blue-legged mantella (Mantella expectata)
Amphibians · Difficulty: Intermediate
Key facts and care guidance for Blue-legged mantella (Mantella expectata) (origin: Southern Madagascar, the Isalo massif: sun-exposed, intermittently flowing rocky streams and canyons). Adult size around males 23–27 mm, females 27–30 mm. Life expectancy 5–10 years. The values below are carefully researched guidance.
Short answers
Blue-legged mantella: How big does the enclosure need to be?
50×40×50 cm for a group, planted.
Blue-legged mantella: What temperature does it need?
Daytime 19–25 °C in summer, 3–4 °C cooler at night, basking spot No basking spot — direct heat is harmful, at night 17–20 °C.
Blue-legged mantella: Does it need UVB lighting?
UVB: Weak UVB recommended (UVB 2.0).
Blue-legged mantella: How long do they live?
Life expectancy: 5–10 years.
Blue-legged mantella: Is it suitable for beginners?
Rather not – it is considered an intermediate species (difficulty: Intermediate).
Climate
- Daytime temperature
- 19–25 °C in summer, 3–4 °C cooler at night
- Night temperature
- 17–20 °C
- Basking spot
- No basking spot — direct heat is harmful
- Humidity
- 60–80 %
- UVB
- Weak UVB recommended (UVB 2.0)
Enclosure
- Minimum size
- 50×40×50 cm for a group, planted
- Substrate
- Only about a third planted, moist forest-floor area with drainage, moss and leaf litter; the rest set up like a rocky streambed of stone slabs and gravel, with a slope so that moist and noticeably drier zones sit side by side. Plus a shallow water area.
Feeding
- Food
- Crickets, house crickets, fruit flies and firebrats, dusted regularly with calcium and vitamins
- Feeding interval
- adults 3–4×/week
Key facts
- Adult size
- males 23–27 mm, females 27–30 mm
- Life expectancy
- 5–10 years
- Origin
- Southern Madagascar, the Isalo massif: sun-exposed, intermittently flowing rocky streams and canyons
- Protection status
- CITES II — proof of origin required
- Brumation
- At least 10 weeks of dry dormancy below 20 °C (winter values 15–18 °C), less than 12 hours of lighting and heavily reduced misting; water about every two weeks in winter
- Cohabitation
- Group housing possible. Raise juveniles separately from adults. Not because they would be eaten — these animals are far too small for that — but because the larger ones get to the food first and the smaller ones fall behind. Provide enough hiding places so that every animal can retreat, and feed separately if there is a size difference.
Notes
From a drier region than the other Mantella species — mist markedly more sparingly and keep to a long dry season.
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Related species
- Baron's mantella (Mantella baroni) – Intermediate
- Bernhard's mantella (Mantella bernhardi) – Intermediate
- Betsileo mantella (Mantella betsileo) – Beginner
- Cowan's mantella (Mantella cowanii) – Intermediate
- Black-eared mantella (Mantella milotympanum) – Intermediate
- Yellow mantella (Mantella crocea) – Intermediate
- Golden mantella (Mantella aurantiaca) – Intermediate
- Green mantella (Mantella viridis) – Intermediate
What you need to start
To keep Blue-legged mantella (Mantella expectata) you typically need: a suitable enclosure (50×40×50 cm for a group, planted), substrate (Only about a third planted, moist forest-floor area with drainage, moss and leaf litter; the rest set up like a rocky streambed of stone slabs and gravel, with a slope so that moist and noticeably drier zones sit side by side. Plus a shallow water area.), a heat source with a thermostat, UVB lighting, thermometer and hygrometer, a water dish and hides. You will find equipment in the Reptoria marketplace.
The complete, interactive care database is in the Reptoria app.
Last updated: 9 October 2026 · Editor: Reptoria editorial team · Sources include: Wikipedia EN, erwineugster.ch, eu_annex.txt (lokal, VO (EU) 2026/1383), rana-terraria.com, EUR-Lex VO (EU) 2026/1383
All values are non-binding guidance and do not replace expert advice. Research thoroughly from several sources before acquiring and keeping an animal, and observe the applicable law (species and animal protection in particular).