Reptoria

Jungle nymph (Heteropteryx dilatata)

Jungle nymph (Heteropteryx dilatata), typical appearance of the species

Invertebrates · Difficulty: Intermediate

Key facts and care guidance for Jungle nymph (Heteropteryx dilatata) (origin: The Malay Peninsula, Borneo, Sumatra, Thailand). Adult size around females 14–17 cm (up to ~65 g, the heaviest stick insect), males 9–13 cm. Life expectancy females adult for up to ~12–18 months, males ~8 months; the eggs take 8–12 months to develop. The values below are carefully researched guidance.

Short answers

Jungle nymph: How big does the enclosure need to be?

40×40×40 cm for a pair (at least 30×30×45 cm; double it for more animals).

Jungle nymph: What temperature does it need?

Daytime 20–30 °C, at night ~20 °C.

Jungle nymph: Does it need UVB lighting?

UVB: No UVB needed.

Jungle nymph: How long do they live?

Life expectancy: females adult for up to ~12–18 months, males ~8 months; the eggs take 8–12 months to develop.

Jungle nymph: Is it suitable for beginners?

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

Climate

Daytime temperature
20–30 °C
Night temperature
~20 °C
Basking spot
—
Humidity
60–70 % (higher for nymphs at times)
UVB
No UVB needed

Enclosure

Minimum size
40×40×40 cm for a pair (at least 30×30×45 cm; double it for more animals)
Substrate
Sandy potting soil, at least 5 cm deep for egg-laying

Feeding

Food
Bramble, oak, ivy, hawthorn, raspberry (leafy twigs)
Feeding interval
fresh leaves at all times; mist regularly

Key facts

Adult size
females 14–17 cm (up to ~65 g, the heaviest stick insect), males 9–13 cm
Life expectancy
females adult for up to ~12–18 months, males ~8 months; the eggs take 8–12 months to develop
Origin
The Malay Peninsula, Borneo, Sumatra, Thailand
Protection status
Not protected (not listed under CITES or German nature conservation law); commonly available captive-bred
Brumation
None
Cohabitation
Group: a very peaceful species, group housing is unproblematic given enough space, even several males tolerate each other. Females only use their spiny, hissing hind-leg strikes against predators and rough handling, not against their own kind.

Notes

A very long egg incubation (8–12 months) and deep substrate for laying are required → so rather one for the advanced. Green in colour and spiny. Gravid females are very heavy. Good ventilation against mould.

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Related species

All species in the care wiki →

What you need to start

To keep Jungle nymph (Heteropteryx dilatata) you typically need: a suitable enclosure (40×40×40 cm for a pair (at least 30×30×45 cm; double it for more animals)), substrate (Sandy potting soil, at least 5 cm deep for egg-laying), 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://de.wikipedia.org/wiki/Malaiische_Riesengespenstschrecke, https://en.wikipedia.org/wiki/Heteropteryx_dilatata, https://www.dahmstierleben.de/insekten/heteropteryx-dilatata

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).