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Discoid cockroach (Blaberus craniifer)

Discoid cockroach (Blaberus craniifer), typical appearance of the species

Invertebrates · Difficulty: Beginner

Key facts and care guidance for Discoid cockroach (Blaberus craniifer) (origin: Central America, the southern USA, the Caribbean). Adult size around approx. 6–7 cm. Life expectancy approx. 1–1.5 years. The values below are carefully researched guidance.

Short answers

Discoid cockroach: How big does the enclosure need to be?

Approx. 50×40×40 cm for a breeding group (at least 40×30×30 cm); a smooth rim is enough (they hardly climb).

Discoid cockroach: What temperature does it need?

Daytime 24–28 °C (ideal for breeding 25–26 °C), at night 20–24 °C.

Discoid cockroach: Does it need UVB lighting?

UVB: No UVB needed.

Discoid cockroach: How long do they live?

Life expectancy: approx. 1–1.5 years.

Discoid cockroach: Is it suitable for beginners?

Yes – it is considered suitable for beginners (difficulty: Beginner).

Climate

Daytime temperature
24–28 °C (ideal for breeding 25–26 °C)
Night temperature
20–24 °C
Basking spot
—
Humidity
50–70 %
UVB
No UVB needed

Enclosure

Minimum size
approx. 50×40×40 cm for a breeding group (at least 40×30×30 cm); a smooth rim is enough (they hardly climb)
Substrate
A mix of forest soil, coco humus and leaf litter, 5–8 cm deep; cork bark or egg cartons as hides

Feeding

Food
Vegetables (carrot, pumpkin), fruit, dry food or flakes, a little protein (fish flakes or cat food)
Feeding interval
fresh food 2–3×/week, dry food always available

Key facts

Adult size
approx. 6–7 cm
Life expectancy
approx. 1–1.5 years
Origin
Central America, the southern USA, the Caribbean
Protection status
Not protected. Do not release it.
Brumation
None
Cohabitation
Colony or group keeping (sociable, with no appreciable cannibalism when there is enough food).

Notes

A large, imposing display and feeder cockroach with a death's-head-like marking on the pronotum (colour forms "Black Wing" and "White Wing"). Winged, but it barely flies and does not climb smooth walls. Ovoviviparous; the rate of increase is easy to control.

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Related species

All species in the care wiki →

What you need to start

To keep Discoid cockroach (Blaberus craniifer) you typically need: a suitable enclosure (approx. 50×40×40 cm for a breeding group (at least 40×30×30 cm); a smooth rim is enough (they hardly climb)), substrate (A mix of forest soil, coco humus and leaf litter, 5–8 cm deep; cork bark or egg cartons as hides), 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: 2 November 2026 · Editor: Reptoria editorial team · Sources include: https://de.wikipedia.org/wiki/Totenkopfschabe, https://en.wikipedia.org/wiki/Blaberus_craniifer, https://www.werinsect.com/wirbellose-im-terrarium/totenkopfschabe

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).