Reptoria

Eastern Hercules beetle (Dynastes tityus)

Eastern Hercules beetle (Dynastes tityus), typical appearance of the species

Invertebrates · Difficulty: Intermediate

Key facts and care guidance for Eastern Hercules beetle (Dynastes tityus) (origin: The eastern USA). Adult size around 4–6 cm. Life expectancy larva 10–16 months, beetle 3–6 months. The values below are carefully researched guidance.

Short answers

Eastern Hercules beetle: How big does the enclosure need to be?

40×30×30 cm.

Eastern Hercules beetle: What temperature does it need?

Daytime 20–26 °C (COOLER), basking spot No basking spot, at night 16–20 °C.

Eastern Hercules beetle: Does it need UVB lighting?

UVB: Not required.

Eastern Hercules beetle: How long do they live?

Life expectancy: larva 10–16 months, beetle 3–6 months.

Eastern Hercules beetle: Is it suitable for beginners?

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

Climate

Daytime temperature
20–26 °C (COOLER)
Night temperature
16–20 °C
Basking spot
No basking spot
Humidity
65–80 %
UVB
Not required

Enclosure

Minimum size
40×30×30 cm
Substrate
Larvae: white-rot mould 25–30 cm; adults: mould plus bark

Feeding

Food
Larvae: white-rot mould; beetles: fruit, beetle jelly
Feeding interval
beetles every 2–3 days

Key facts

Adult size
4–6 cm
Life expectancy
larva 10–16 months, beetle 3–6 months
Origin
The eastern USA
Protection status
Not listed under CITES
Brumation
A cooler spell in winter
Cohabitation
Keeping males singly is least stressful. Two males fight with their horns over feeding spots and females until one is displaced or injured. Females and juveniles, however, get on fine together in a group given enough space and hides.

Notes

The North American relative of the Hercules beetle, markedly smaller and to be kept cooler. The elytra change from yellow-spotted to dark depending on the humidity.

Do you keep this species?

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Related species

All species in the care wiki →

What you need to start

To keep Eastern Hercules beetle (Dynastes tityus) you typically need: a suitable enclosure (40×30×30 cm), substrate (Larvae: white-rot mould 25–30 cm; adults: mould plus bark), a heat source with a thermostat, 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://bugoftheweek.com/blog/2019/12/16/a-giant-among-beetles-hercules-beetle-dynastes-tityus, https://en.wikipedia.org/wiki/Dynastes_tityus

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).