Reptoria

Malagasy ground boa (Sanzinia volontany)

Malagasy ground boa (Sanzinia volontany), typical appearance of the species

Snakes · Difficulty: Intermediate

Key facts and care guidance for Malagasy ground boa (Sanzinia volontany) (origin: Western Madagascar – dry forest). Adult size around 120–170 cm. Life expectancy 20–25 years. The values below are carefully researched guidance.

Short answers

Malagasy ground boa: How big does the enclosure need to be?

From 150×85×130 cm (minimum size according to the 1997 expert report, Madagascar tree boas); height.

Malagasy ground boa: What temperature does it need?

Daytime 26–31 °C, basking spot 32 °C, at night 21–24 °C.

Malagasy ground boa: Does it need UVB lighting?

UVB: Recommended (UVB 5.0).

Malagasy ground boa: How long do they live?

Life expectancy: 20–25 years.

Malagasy ground boa: Is it suitable for beginners?

Rather not – it is considered an intermediate species (difficulty: Intermediate).

Climate

Daytime temperature
26–31 °C
Night temperature
21–24 °C
Basking spot
32 °C
Humidity
60–75 %
UVB
Recommended (UVB 5.0)

Enclosure

Minimum size
from 150×85×130 cm (minimum size according to the 1997 expert report, Madagascar tree boas); height
Substrate
Coco humus and bark mulch, sturdy horizontal branches, a large water dish

Feeding

Food
Frozen-thawed mice and rats
Feeding interval
every 10–14 days

Key facts

Adult size
120–170 cm
Life expectancy
20–25 years
Origin
Western Madagascar – dry forest
Protection status
CITES I / EU Annex A – sale only with a valid EU commercial-use certificate
Brumation
A cooler dry spell of 6–8 weeks
Cohabitation
Keep them singly. Snakes are solitary and do not seek company — a shared hide is competition for the best spot, not social behaviour. The concrete reason is the feeding accident: if two animals grab the same food item, one can swallow the other along with it. On top of that, once they are kept together you can no longer tell which animal has eaten and which is losing weight. For breeding, put them together under supervision and separate them again afterwards.

Notes

Split from S. madagascariensis in 2013, usually brownish-orange rather than green. Live-bearing. Annex A: without yellow CITES papers any sale is prohibited.

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Related species

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What you need to start

To keep Malagasy ground boa (Sanzinia volontany) you typically need: a suitable enclosure (from 150×85×130 cm (minimum size according to the 1997 expert report, Madagascar tree boas); height), substrate (Coco humus and bark mulch, sturdy horizontal branches, a large water dish), 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: https://en.wikipedia.org/wiki/Nosy_Komba_ground_boa, https://reptile-database.reptarium.cz/species?genus=Sanzinia&species=volontany

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).