The giant Asian mantis is a big, bold, forgiving species that tolerates a wide range of conditions, making it one of the best beginner mantises. Its size lets it take large insect prey, and very large adults will occasionally take tiny vertebrates, though an insect-only diet is recommended.
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Large; adults around 7-9 cm (2.8-3.5 in) in body length, females bulkier than males.
Lifespan
0–1 years
Social needs
solo
Native region
South and Southeast Asia
Origin
Old World
Climate
🌴 Tropical
Family
Mantidae
Genus
Hierodula
Part of the Mantises
Praying mantises — solitary, cannibalistic ambush predators kept individually in tall, well-ventilated enclosures with climbing decor. They need vertical headroom for safe molting, live insect prey, and gentle misting; most are harmless and many tolerate light handling.
From the minimum an animal needs to be kept humanely, up to the ideal setup. Bigger is almost always better — minimums are floors, not targets.
Photo coming soon
Minimum
Adult tall enclosure
10 × 10 × 16 in (≥ 3× body length tall)
Hierodula adults reach ~8–10 cm, so the enclosure needs to be tall enough for a full hanging moult (~30 cm clearance). Solitary — one mantis per enclosure. Mesh ceiling for grip.
Photo coming soon
Recommended
Large planted terrarium
12 × 12 × 18 in, front-opening
A 12×12×18 in front-opening terrarium with mesh top, sturdy branches, silk or live plants, and daily misting for 60–70% humidity. Giant Asians are bold ambush hunters and will take large feeders.
Photo coming soon
Ideal
Planted display vivarium
16 × 16 × 24 in, planted, bioactive
A roomy planted bioactive display with live foliage, climbing structure, and a humid/dry gradient. Generous height ensures clean adult moults for this large species.
Life & growth stages
How this animal changes through its life — each stage often has its own care, diet and space needs.
Photo coming soon
Egg
Insects begin as eggs, laid singly or in clusters on or near a food source. Egg size, shape, and incubation time vary widely; some are glued to surfaces, others inserted into plant tissue or soil.
Photo coming soon
Larva / Nymph
The immature stage either looks grub- or caterpillar-like and very different from the adult (a larva, in beetles, flies, and butterflies) or like a wingless miniature adult (a nymph, in roaches, mantises, and stick insects). It eats and molts repeatedly as it grows.
Photo coming soon
Pupa
In insects with complete metamorphosis, the larva pupates — often in a cocoon, chrysalis, or sealed cell — and its body is reorganized into the adult form. Nymph-developing insects skip a true pupa and molt straight to the adult.
Adult
The adult is the sexually mature, usually winged stage with the species' full coloration and form. Adults are typically the dispersing and reproducing stage, and in many insects do not grow further once mature.
Habitat & enclosure
One mantis per enclosure. Because of its bulk, give an adult a tall terrarium at least 30 cm high and roughly 20 cm wide with plenty of vertical perches and mesh for hanging molts. Keep it warm (24-30 C) and moderately humid. Heavy females need especially sturdy perches.
Substrate
Coconut fiber or a paper-towel base holds humidity; mist the substrate and decor rather than soaking it. The mantis stays on the perches.
Equipment & setup
Tall mesh-topped terrarium, robust perching branches, spray bottle, and a low heat source (heat mat on the side or low-watt bulb) to hold tropical temperatures in cooler rooms.
Diet
A voracious carnivore that eats crickets, roaches (dubia nymphs), flies, locusts, and moths; large adults will tackle big prey. Feed live, moving insects sized to the mantis's head or a touch larger given its strength. Adults eat every 2-3 days. Mist for drinking.
Behavior & temperament
Confident, comparatively docile, and a strong flier as a male. Strikes fast and hard, and large females have a powerful grip. Females may cannibalize males; feed the female well before pairing. Generally tolerant of handling.
Health
Hardy, but still vulnerable to molt failure if humidity is too low or vertical space too short. Avoid oversized hard-shelled prey that can cause regurgitation or injury. Keep ventilation good to prevent fungal/mold issues in warm, humid setups.
Tips, DIY & hacks
Their size and calm temperament make them ideal photo and handling subjects. Pair only a well-fed female with a male and supervise. The large ootheca can yield 100+ nymphs — cup them individually on fruit flies.
