Jungle nymph (Heteropteryx dilatata)
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
- Annam stick insect (Ramulus artemis) – Beginner
- Giant prickly stick insect (Extatosoma tiaratum) – Beginner
- Brueckner's stick insect (Trachyaretaon brueckneri) – Beginner
- Ceylon leaf insect (Phyllium bioculatum) – Intermediate
- Chan's megastick (Phobaeticus chani) – Expert
- Giant spiny stick insect (Aretaon asperrimus) – Beginner
- Giant spiny stick insect (Eurycantha calcarata) – Beginner
- Common leaf insect (Phyllium siccifolium) – Intermediate
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).