Armadillidium klugii, also known as the Clown Isopod, is a colorful European species prized for its bright red, orange, and yellow spotting. It is popular among isopod keepers for both its beauty and ease of care.
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Armadillidium klugii, also known as the Clown Isopod, is a colorful European species prized for its bright red, orange, and yellow spotting. It is popular among isopod keepers for both its beauty and ease of care.
Dark gray base color with bright red or orange spots; sometimes yellow markings. Adults reach up to 18 mm.
2–3 years
Detritivore; consumes leaf litter, decaying wood, vegetables, and calcium sources.
Armadillidium klugii is one of the most striking isopods available in the hobby, making it highly sought after by collectors.
Easy to Intermediate – adaptable but requires ventilation and moderate moisture.
2–5 gallons
Neutral substrate preferred
Not applicable (terrestrial; calcium supplementation required).
68–77°F (20–25°C)
Up to 18 mm
Compatible with other peaceful isopods and springtails.
Predatory animals such as reptiles or amphibians that actively hunt isopods.
Armadillidium klugii
Armadillidiidae
Balkans (Europe)
Colony-living, thrives in groups.
Provide leaf litter, decaying wood, vegetables, and calcium-rich sources such as cuttlebone.
Females brood eggs in a marsupium until young hatch; breeds steadily in captivity.
Readily breeds in captivity with stable humidity and food availability.
Humidity: 50–70%, Temperature: 68–77°F (20–25°C), well-ventilated setup.
Excessive humidity can cause health issues; requires calcium for molting.
Peaceful, colony-dwelling; rolls into a ball when threatened.
Active scavenger, often seen exploring; curls into a ball for defense.
Native to the Balkans, Armadillidium klugii is a medium-sized isopod reaching up to 18 mm. It is famous for its bold coloration, often resembling ladybugs or clown patterns. It thrives in well-ventilated enclosures with moderate humidity and plenty of hiding spaces.