Reptoria

Mexican bloodleg tarantula (Aphonopelma bicoloratum)

Mexican bloodleg tarantula (Aphonopelma bicoloratum) in a terrarium

Invertebrates · Difficulty: Beginner

Key facts and care guidance for Mexican bloodleg tarantula (Aphonopelma bicoloratum) (origin: Western Mexico). Adult size around body 4–5 cm, leg span 10–12 cm. Life expectancy females 20–25 years. The values below are carefully researched guidance.

Short answers

Mexican bloodleg tarantula: How big does the enclosure need to be?

30×30×30 cm.

Mexican bloodleg tarantula: What temperature does it need?

Daytime 23–28 °C, basking spot No basking spot, at night 19–22 °C.

Mexican bloodleg tarantula: Does it need UVB lighting?

UVB: Not required.

Mexican bloodleg tarantula: How long do they live?

Life expectancy: females 20–25 years.

Mexican bloodleg tarantula: Is it suitable for beginners?

Yes – it is considered suitable for beginners (difficulty: Beginner).

Climate

Daytime temperature
23–28 °C
Night temperature
19–22 °C
Basking spot
No basking spot
Humidity
55–65 %
UVB
Not required

Enclosure

Minimum size
30×30×30 cm
Substrate
Coco humus and sand 10 cm, a cork hide, a water dish

Feeding

Food
House crickets, roaches
Feeding interval
adults every 10–14 days

Key facts

Adult size
body 4–5 cm, leg span 10–12 cm
Life expectancy
females 20–25 years
Origin
Western Mexico
Protection status
Not listed under CITES
Brumation
A cooler dry spell of 6–8 weeks
Cohabitation
Keep them singly (cannibalistic). The reason is not fighting but feeding: these animals take anything that fits in the mouth, and a second animal in the enclosure counts too. For mating, the male is introduced under observation and separated again immediately afterwards.

Notes

A boldly black-and-orange dwarf Aphonopelma, still little kept in Europe. Calm and robust, but it grows very slowly.

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Related species

All species in the care wiki →

What you need to start

To keep Mexican bloodleg tarantula (Aphonopelma bicoloratum) you typically need: a suitable enclosure (30×30×30 cm), substrate (Coco humus and sand 10 cm, a cork hide, a water dish), 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: 25 September 2026 · Editor: Reptoria editorial team · Sources include: https://en.wikipedia.org/wiki/Aphonopelma_bicoloratum, https://tarantulacribs.com/pages/aphonopelma-bicoloratum-mexican-blood-leg-care-guide, https://www.thetarantulacollective.com/caresheets/aphonopelma-bicoloratum

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).