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Ecuadorian velvet tarantula (Megaphobema velvetosoma)

Ecuadorian velvet tarantula (Megaphobema velvetosoma), typical appearance of the species

Invertebrates · Difficulty: Intermediate

Key facts and care guidance for Ecuadorian velvet tarantula (Megaphobema velvetosoma) (origin: Ecuador (the Amazon lowlands)). Adult size around 17–20 cm leg span (figures in the literature vary considerably, occasionally up to 25 cm). Life expectancy females 15–20 years, males 3–4 years. The values below are carefully researched guidance.

Short answers

Ecuadorian velvet tarantula: How big does the enclosure need to be?

40×30×30 cm (floor area over height, deep substrate).

Ecuadorian velvet tarantula: What temperature does it need?

Daytime 24–28 °C, at night 20–22 °C.

Ecuadorian velvet tarantula: Does it need UVB lighting?

UVB: No UVB needed (nocturnal).

Ecuadorian velvet tarantula: How long do they live?

Life expectancy: females 15–20 years, males 3–4 years.

Ecuadorian velvet tarantula: Is it suitable for beginners?

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

Climate

Daytime temperature
24–28 °C
Night temperature
20–22 °C
Basking spot
—
Humidity
75–85 %
UVB
No UVB needed (nocturnal)

Enclosure

Minimum size
40×30×30 cm (floor area over height, deep substrate)
Substrate
Damp coco humus, 10–15 cm deep for digging; large cork bark, a large water dish

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
17–20 cm leg span (figures in the literature vary considerably, occasionally up to 25 cm)
Life expectancy
females 15–20 years, males 3–4 years
Origin
Ecuador (the Amazon lowlands)
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

Velvety dark brown, powerfully built. Care as for the Theraphosa species: permanently humid, cool enough, plenty of substrate. Defensive and with very unpleasant urticating hairs; no handling.

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Related species

All species in the care wiki →

What you need to start

To keep Ecuadorian velvet tarantula (Megaphobema velvetosoma) you typically need: a suitable enclosure (40×30×30 cm (floor area over height, deep substrate)), substrate (Damp coco humus, 10–15 cm deep for digging; large cork bark, a large water dish), 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: 9 October 2026 · Editor: Reptoria editorial team · Sources include: https://wsc.nmbe.ch/species/37682/Megaphobema_velvetosoma, https://www.jungledragon.com/specie/30015/ecuadorian_brown_velvet_tarantula.html, https://www.tarantupedia.com/theraphosinae/megaphobema/megaphobema-velvetosoma

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).