Invertebrate · Beetle
Japanese rhinoceros beetle care guide
Trypoxylus dichotomus
The japanese rhinoceros beetle is a intermediate-level beetle from East Asia. Adults reach Body 4–8 cm and live Adults 2–4 months (1 year from egg) in captivity. Import is tightly regulated in North America; buy only legal captive-bred stock.
- Enclosure 45 × 30 × 30 cm
- Temp 20–26°C
- Humidity 60–70%
How much does a japanese rhinoceros beetle cost in Canada?
Japanese rhinoceros beetle quick facts
- Skill level
- Intermediate
- Adult size
- Body 4–8 cm
- Lifespan
- Adults 2–4 months (1 year from egg)
- Activity
- Nocturnal
- Native range
- East Asia
- Minimum enclosure
- 45 × 30 × 30 cm (18 × 12 × 12 in, ≈ 11 US gal)
- Housing
- Best kept alone.
- Temperature
- 20–26°C
- Humidity
- 60–70%
- UVB
- Not needed
- Diet
- Adults: frugivore – fruit, beetle jelly. Larvae: flake soil, leaf mould
- Bioactive style
- Invertebrate colony
Japanese rhinoceros beetle enclosure & bioactive setup
Give one adult at least 45 × 30 × 30 cm (18 × 12 × 12 inches). Best kept alone. This species suits a invertebrate colony bioactive build.
- Leaf litter2 cm
- Jurassic ABG Terrarium Mix12 cm
- Base layer – packed coco fibre8 cm
Leaf litter is food here, not decoration – keep a thick layer topped up. Keep one side damper than the other. This species digs, so give it 20 cm (8 in) of substrate in total. Only the top 12 cm needs to be bioactive soil; the 8 cm underneath can be cheaper coco fibre, dampened and packed firm.
Temperature: 20–26°C. Humidity: 60–70%. UVB: Not needed.
What does a japanese rhinoceros beetle eat?
Adults: frugivore – fruit, beetle jelly. Larvae: flake soil, leaf mould. Feed adults beetle jelly every 1–2 days; larvae need deep flake soil.
Handling, temperament & health
Gentle and handleable; males use horns to pry.
Health watch: Short adult life; larvae fail in poor substrate.
Cleaning & maintenance schedule
Daily
- Nothing needed most days.
Weekly
- Mist the damp side; add vegetables or protein food in small amounts and remove leftovers after 24–48 h.
Monthly
- Top up leaf litter and add a calcium source (cuttlebone).
- Thin out the colony or split it if it gets crowded.
Yearly
- Replace about a third of the soil, which turns into frass over time.
Recommended for a japanese rhinoceros beetle bioactive
Quantities are for one minimum-size enclosure (45 × 30 × 30 cm).
Jurassic ABG Terrarium Mix
Bioactive top layer, 12 cm
Premium Coconut Fiber
Base layer, 8 cm – dampen and pack firm so burrows hold
Red Oak Leaves 15/Pack
Leaf litter – food and cover for the clean-up crew
Dry Sphagnum Moss 100g Pack
Sphagnum (humid corner)
Cork Bark Flats
Hides, breeding sites and a food source
Japanese rhinoceros beetle FAQ
Is the japanese rhinoceros beetle good for beginners?
The japanese rhinoceros beetle is best for keepers with some experience (intermediate). Gentle and handleable; males use horns to pry.
What size enclosure does a japanese rhinoceros beetle need?
At least 45 × 30 × 30 cm (about 18 × 12 × 12 inches, roughly 11 US gallons) for one adult. Best kept alone.
How much does a japanese rhinoceros beetle cost in Canada?
Typically $30–80 CAD to buy, about $150–240 CAD for a complete bioactive enclosure, and $30–60 CAD a year to keep.
What temperature and humidity does a japanese rhinoceros beetle need?
Temperature: 20–26°C. Humidity: 60–70%.
What does a japanese rhinoceros beetle eat?
Adults: frugivore – fruit, beetle jelly. Larvae: flake soil, leaf mould. Feed adults beetle jelly every 1–2 days; larvae need deep flake soil.
Similar species
This care sheet is general guidance from One Bioactive, not veterinary advice. Needs vary with age, locality and individual animals – confirm with your breeder and an exotics vet. Prices are typical Canadian ranges in CAD and change over time.