Reptoria

Texas coral snake (Micrurus tener)

Texas coral snake (Micrurus tener), typical appearance of the species

Snakes · Difficulty: Expert

Key facts and care guidance for Texas coral snake (Micrurus tener) (origin: Texas, north-eastern Mexico). Adult size around 60–100 cm. Life expectancy 10–15 years. The values below are carefully researched guidance.

Short answers

Texas coral snake: How big does the enclosure need to be?

From 100×50×50 cm (minimum size according to the 1997 expert report, coral snakes).

Texas coral snake: What temperature does it need?

Daytime 25–30 °C, basking spot 31 °C, at night 20–23 °C.

Texas coral snake: Does it need UVB lighting?

UVB: Not essential.

Texas coral snake: How long do they live?

Life expectancy: 10–15 years.

Texas coral snake: Is it suitable for beginners?

No – better suited to experienced keepers (difficulty: Expert).

Climate

Daytime temperature
25–30 °C
Night temperature
20–23 °C
Basking spot
31 °C
Humidity
55–70 %
UVB
Not essential

Enclosure

Minimum size
from 100×50×50 cm (minimum size according to the 1997 expert report, coral snakes)
Substrate
Deep substrate they can dig in, with leaf litter

Feeding

Food
Snakes or lizards (frozen-thawed)
Feeding interval
every 10–14 days

Key facts

Adult size
60–100 cm
Life expectancy
10–15 years
Origin
Texas, north-eastern Mexico
Protection status
VENOMOUS – a neurotoxin; a dangerous animal under German state law
Brumation
A cooler spell is possible
Cohabitation
Keep them singly. The species eats mainly other snakes, including venomous ones, and occasionally even coral snakes - a second animal in the same enclosure is prey or a danger. On top of that, once kept together you cannot tell which animal has eaten. For breeding, put them together only under controlled conditions and with experience, and separate them again afterwards.

Notes

Burrowing and secretive like M. fulvius. Its specialised diet is the main problem in keeping it.

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Related species

All species in the care wiki →

What you need to start

To keep Texas coral snake (Micrurus tener) you typically need: a suitable enclosure (from 100×50×50 cm (minimum size according to the 1997 expert report, coral snakes)), substrate (Deep substrate they can dig in, with leaf litter), 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: 8 November 2026 · Editor: Reptoria editorial team · Sources include: Reptile Database: Micrurus tener - oviparous – https://reptile-database.reptarium.cz/species?genus=Micrurus&species=tener, Wikipedia Gattung Micrurus - Korallenschlangen – https://en.wikipedia.org/wiki/Micrurus, https://de.wikipedia.org/wiki/Texas-Korallenotter, https://en.wikipedia.org/wiki/Micrurus_tener, https://reptile-database.reptarium.cz/species?genus=Micrurus&species=tener

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).