Least pygmy woodlouse

The least pygmy woodlouse is a teeny tiny woodlouse, smaller than a grain of rice. Its shell is pinkish or yellowish and a little see-through. Down the middle of its back runs a thin coloured line.

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Fun facts
It is only about 2.5 millimetres long, so you could fit several on your fingernail.
Its shell is partly see-through, pinkish to yellowish in colour.
A yellow or pinkish line runs down the middle of its back.
Woodlice are not insects. They are crustaceans, cousins of crabs and shrimps, and have 14 legs.
Most asked questions about Least pygmy woodlouse
?How big is the least pygmy woodlouse?
Very small, only about 2.5 millimetres long.
?Is a woodlouse an insect?
No. Woodlice are crustaceans, related to crabs, and they have 14 legs instead of 6.
For bug experts
- Scientific name
- Trichoniscus pygmaeus
- Group
- Woodlice
- Family
- Trichoniscidae
- Classification
- Malacostraca > Isopoda > Trichoniscidae
- Lives on
- Europe, North America
Where the facts come from
- Trichoniscus pygmaeus (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 Lark999. CC BY 4.0, Wikimedia Commons. The sticker of this bug is drawn from this 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.
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