Cobalt blue tarantula
The cobalt blue tarantula has legs that shine bright blue, like a sparkly gemstone. Its body is light grey. It lives in deep burrows in the rainforests of Myanmar and Thailand and almost never comes out.

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Fun facts
Its blue colour shimmers and changes when the light hits it from different sides.
Young males and females look the same, but after their last moult the males turn light tan or bronze.
Females grow bigger than males and live years longer.
It spends nearly all its life in a deep burrow that it digs itself.
Its legs reach about 13 centimetres from tip to tip.
Most asked questions about Cobalt blue tarantula
?Why is the cobalt blue tarantula blue?
Its legs are iridescent, which means they shine and shimmer blue in the light.
?How big is the cobalt blue tarantula?
Its legs span about 13 centimetres.
For bug experts
- Scientific name
- Cyriopagopus lividus
- Group
- Spiders
- Family
- Theraphosidae
- Classification
- Arachnida > Araneae > Theraphosidae
- Lives on
- Asia
Where the facts come from
- Cobalt blue tarantula (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
- Picture by Original: Rushenb Derived: Peter Coxhead. CC BY-SA 4.0, Wikimedia Commons. The round sticker of this bug is cut from the same picture.
If we got something wrong, sorry, we are bug fans, not a science journal. Tell us at [email protected] and we will fix it.