Not furry either, still lovely.
Jungle Nymph Stick Insect
Heteropteryx dilatata
Also called Jungle nymph, Malaysian stick insect, Malayan jungle nymph, Malayan wood nymph
From The Malay Archipelago: the Malay Peninsula, southern Thailand, Singapore, Sumatra and Sarawak on Borneo. Hobby stock is listed by the Phasmid Study Group as coming from West Malaysia.12
A friendly guide, not veterinary advice. For anything about your pet's health, ask your vet.
At a glance the quick version
Females weigh about 30-65 g; males are much lighter.
Females about 14-17 cm (PSG gives about 14.5 cm), males about 9-13 cm.
Looks how to spot one
Spiny exoskeleton with short wings
A heavy, chunky stick insect covered in thorns. Females are broad and bulky, males slimmer and longer-looking. Both have short wings and cannot fly; the female hides pink hind wings under green forewings.1
Personality what they are like
Calm and slow most of the time, but confident when bothered: it raises its abdomen, rustles its wings to make a hissing noise and snaps its spiny back legs together. Gentle, regular handling helps it stay relaxed.13
Daily activity how busy a day looks
Mostly sits still among its food plants and becomes more active at night. Needs room to climb and hang.13
Grooming and care the hands-on bits
No grooming. Provide fresh food plants in water, mist the enclosure regularly to keep humidity high, and give a deep layer of substrate where females can bury their eggs.13
Home where they are happiest
Wikipedia gives a minimum of about 40 x 40 x 40 cm for a pair, kept at 20-30 C with high humidity and several centimetres of moist substrate. The AES advises cage height of at least three times the insect's length so it can moult while hanging.13
Food basics what goes in the bowl
Leaves of bramble (blackberry, raspberry), oak, hawthorn, hazel, ivy and rose.123
Company who they like around
Can be kept as a pair or small group as long as the enclosure is large and well stocked with food plants.1
The story where it all began
Described in 1798 under a different genus name and later moved into Heteropteryx in 1835. It has long been one of the best-known stick insects in captivity, and genetic work has suggested a separate, still unnamed relative lives in southern Thailand.12
Fun facts for the dinner table
- 1
Adult females can weigh up to around 65 g, making them among the heaviest insects kept as pets.1
- 2
Its eggs are large, about 7-8 mm long, and can take 7 to 14 months to hatch.1
- 3
Both sexes can make a rasping, hissing sound by rubbing their wings together.1
- 4
Males and females look so different that they could be mistaken for two separate species.1
Recognised by the official bits
- Phasmid Study Group
- Listed in the PSG culture list as PSG 18, common name Jungle Nymph.2
- Taxonomy (via Wikipedia)
- First described as Phasma dilatatum by John Parkinson in 1798; genus Heteropteryx set up by George Robert Gray in 1835.1
The care rhythm Furry Diary remembers it for you
A typical home-care rhythm for a Jungle Nymph Stick Insect. It is our own starting plan, not a vet's advice, and you can change every line in the app.
- Humidity checkevery 2 days
- Water dishevery 2 days
- FeedingDepends on species, size and moult stagevaries
- Spot cleanRemove leftover foodevery week
- Moult noteLeave them in peace while moulting and note it in the diaryvaries
- Substrate changeevery 6 months
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Where this comes from
Every breed page shows where each fact comes from. If we got something wrong, sorry, we are pet people, not a science magazine. Tell us at support@furrydiary.app and we will fix it.
- Heteropteryx - Wikipedia en.wikipedia.orgused for range, size, weight, colours, behaviour, diet, eggs, lifespan, care, history
- Heteropteryx dilatata (Parkinson, 1798) - Phasmid Study Group phasmid-study-group.orgused for PSG number, origin of stock, size, food plants
- Stick insect care sheet - Amateur Entomologists' Society amentsoc.orgused for care, food plants, handling
Checked 2026-09-30. Text is written in our own words from these sources.