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Kenyan harvester ant (Messor cephalotes)

Invertebrates · Difficulty: Intermediate

Key facts and care guidance for Kenyan harvester ant (Messor cephalotes) (origin: East Africa (Kenya, Tanzania)). Adult size around worker 4–18 mm, queen 20–24 mm. Life expectancy queen 15–20 years. The values below are carefully researched guidance.

Short answers

Kenyan harvester ant: How big does the enclosure need to be?

Nest from 25×20 cm plus a foraging area from 50×30 cm.

Kenyan harvester ant: What temperature does it need?

Daytime 25–30 °C, at night no drop needed.

Kenyan harvester ant: Does it need UVB lighting?

UVB: Not required.

Kenyan harvester ant: How long do they live?

Life expectancy: queen 15–20 years.

Kenyan harvester ant: Is it suitable for beginners?

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

Climate

Daytime temperature
25–30 °C
Night temperature
no drop needed
Humidity
nest 50–70 %, foraging area dry at 30–50 %
UVB
Not required

Enclosure

Minimum size
nest from 25×20 cm plus a foraging area from 50×30 cm
Substrate
An aerated-concrete or plaster nest, with a dry foraging arena

Feeding

Food
Seeds and grains plus the occasional insect
Feeding interval
seeds always available, insects 1×/week

Key facts

Adult size
worker 4–18 mm, queen 20–24 mm
Life expectancy
queen 15–20 years
Origin
East Africa (Kenya, Tanzania)
Protection status
—
Brumation
No — active all year round
Cohabitation
Colony per enclosure. Monogynous and fully claustral. These animals naturally live in groups and fare poorly alone. Never combine two colonies - unfamiliar animals are not readily accepted. Watch food and humidity closely once the colony grows.

Notes

The largest harvester ant kept — the majors are impressive. Correspondingly much space and food are needed.

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Related species

All species in the care wiki →

What you need to start

To keep Kenyan harvester ant (Messor cephalotes) you typically need: a suitable enclosure (nest from 25×20 cm plus a foraging area from 50×30 cm), substrate (An aerated-concrete or plaster nest, with a dry foraging arena), a heat source with a thermostat, 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: 25 September 2026 · Editor: Reptoria editorial team · Sources include: https://de.wikipedia.org/wiki/Messor_barbarus, https://en.wikipedia.org/wiki/Messor_cephalotes

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).