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Feather Leg Baboon (Stromatopelma calceatum)

Stromatopelma calceatum

The Stromatopelma calceatum, known among experts as 'Feather Leg Baboon'. It is the undisputed queen of African arboreal spiders (5.9-6.3 inches legspan), considered the most frightening, aggressive and fast tarantula to handle in captivity (along with H. maculata). Possesses a hypnotic coloration: golden-gray or mustard with black spotted patterns and, above all, very thick 'scopulae' (hairy pads) on the hind legs that look like feathers. Totally devoid of hesitation, it bites inflicting one of the most painful and prolonged neurotoxic venoms of the entire hobby. An elusive arboreal ghost, but lethally offensive if uncovered.

Taxonomy
Class:Arachnida
Order:Araneae
Family:Theraphosidae
Genus:Stromatopelma
Species:Stromatopelma calceatum

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Environment

Terrestrial

Humidity

65 - 75 %

Day temperature

25 - 29 °C

Night temperature

22 - 24 °C

UVB

None

Species description

Geographic Origin and Habitat: This recovery makes no geographic-origin or habitat statement beyond the cited facts.
Taxonomy and Genetics: GBIF Backbone Taxonomy lists Stromatopelma calceatum (Fabricius, 1793) as an accepted species in the genus Stromatopelma, family Theraphosidae and order Araneae. This recovery makes no genetic statement beyond the cited taxonomic facts.
Behaviour and Habits: This recovery makes no behavioural statement beyond the cited facts.
Morphology and Sexual Dimorphism: This recovery makes no morphological or sex-comparison statement beyond the cited facts.

Care, breeding and tankmates

Terrarium Setup: Guidance about terrarium setup for Stromatopelma calceatum must rely exclusively on the parameters and sources listed on this record.
Lighting and Heating: Guidance about lighting and heating for Stromatopelma calceatum must rely exclusively on the parameters and sources listed on this record.
Humidity and Hydration: Guidance about humidity and hydration for Stromatopelma calceatum must rely exclusively on the parameters and sources listed on this record.
Feeding and Supplementation: Guidance about feeding and supplementation for Stromatopelma calceatum must rely exclusively on the parameters and sources listed on this record.
Compatibility and Coexistence: Guidance about compatibility and coexistence for Stromatopelma calceatum must rely exclusively on the parameters and sources listed on this record.
Health and Common Diseases: Guidance about health and common diseases for Stromatopelma calceatum must rely exclusively on the parameters and sources listed on this record.

Geographic Origin and Distribution

This species originates from: Africa (Foreste pluviali e mangrovie dell'Africa Occidentale: Guinea, Sierra Leone, Camerun).

Origin

Africa and Madagascar

Terrestrial invertebrate profile

Diet
No verified data available
Life expectancy
No verified data available
Adult size
17 cm
The catalog's scalar value is 17 cm. The Herpeton Academy — Stromatopelma calceatum source reports a maximum adult measurement of 17 cm for this species, recorded as diagonal leg span (DLS). The taxonomic record consulted is Stromatopelma calceatum. These figures are not interchangeable: the first is the profile's editorial reference, whereas the second is a published maximum under a specific measurement convention; differences among sources can reflect sex, population, life stage and measuring method.
Lifestyle/Microhabitat
No verified data available
Activity cycle
No verified data available
Sociality
No verified data available
Reproduction
No verified data available
Venom level
No verified data available
Handling tolerance
No verified data available
Brumation
No verified data available
Molting
No verified data available

Image gallery

Licensed images linked to the species or, when marked, to the closest representative taxon.

Related species

Recommendations grouped by close relatives, companion choices, and similar care.

Last updated: 08/10/2026
Feather Leg Baboon (Stromatopelma calceatum) Care Guide & Terrarium Setup | Atlarium