Tanzanian stout leg baboon tarantula (Eucratoscelus pachypus)
Invertebrates · Difficulty: Expert
Key facts and care guidance for Tanzanian stout leg baboon tarantula (Eucratoscelus pachypus) (origin: Tanzania (arid areas)). Adult size around 11–13 cm leg span (body ~5 cm), with strikingly thickened hind legs. Life expectancy females 12–15 years, males 3–4 years. The values below are carefully researched guidance.
Short answers
Tanzanian stout leg baboon tarantula: How big does the enclosure need to be?
30×30×30 cm (floor area over height, very deep substrate).
Tanzanian stout leg baboon tarantula: What temperature does it need?
Daytime 24–28 °C, at night 20–22 °C.
Tanzanian stout leg baboon tarantula: Does it need UVB lighting?
UVB: No UVB needed (nocturnal).
Tanzanian stout leg baboon tarantula: How long do they live?
Life expectancy: females 12–15 years, males 3–4 years.
Tanzanian stout leg baboon tarantula: Is it suitable for beginners?
No – better suited to experienced keepers (difficulty: Expert).
Climate
- Daytime temperature
- 24–28 °C
- Night temperature
- 20–22 °C
- Basking spot
- —
- Humidity
- 50–60 % (dry, water bowl)
- UVB
- No UVB needed (nocturnal)
Enclosure
- Minimum size
- 30×30×30 cm (floor area over height, very deep substrate)
- Substrate
- A dry soil, coco and sand mix they can dig in, at least 15–20 cm; a water bowl
Feeding
- Food
- Insects (house crickets, roaches, crickets, locusts)
- Feeding interval
- adults approx. 1×/week or every 10–14 days, juveniles 2–3×/week
Key facts
- Adult size
- 11–13 cm leg span (body ~5 cm), with strikingly thickened hind legs
- Life expectancy
- females 12–15 years, males 3–4 years
- Origin
- Tanzania (arid areas)
- Protection status
- Not listed under CITES; no special registration duties
- Brumation
- None
- Cohabitation
- Single housing. Solitary and cannibalistic; no pair/group housing. The reason is not conflict but predation: these animals take anything that fits in their mouths, and a second animal in the enclosure is included.
Notes
An obligate burrower — it disappears into the ground and barely comes out. Anyone wanting a visible animal is in the wrong place here. Defensive and fast, and no handling. Without deep enough substrate it never settles.
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- Singapore blue tarantula (Omothymus violaceopes) – Expert
- Blue foot baboon tarantula (Idiothele mira) – Intermediate
What you need to start
To keep Tanzanian stout leg baboon tarantula (Eucratoscelus pachypus) you typically need: a suitable enclosure (30×30×30 cm (floor area over height, very deep substrate)), substrate (A dry soil, coco and sand mix they can dig in, at least 15–20 cm; a water bowl), 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: 25 September 2026 · Editor: Reptoria editorial team · Sources include: https://en.wikipedia.org/wiki/Eucratoscelus_pachypus, https://www.grimoireexotics.com/post/eucratoscelus-pachypus-stout-leg-baboon-care-guide
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).