Okinawan Firefly vs Fungus Rove Beetle

Side-by-side species comparison

Attribute Okinawan Firefly Fungus Rove Beetle
Scientific Name Luciola owadai Lordithon thoracicus
Order Coleoptera Coleoptera
Family Lampyridae Staphylinidae
Size 5-8 mm 5-7 mm
Habitat Rivers & Streams Woodlands
Diet Omnivores Predators
Regions East Asia, Japan, Ryukyu Islands Europe, Northern Asia
Conservation Near Threatened Least Concern

Okinawan Firefly

A subtropical firefly endemic to the Ryukyu Islands with a small dark body and rapid greenish flash. It is one of several firefly species unique to the southern Japanese islands.

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Did You Know?

The Ryukyu Islands are a hotspot of firefly endemism, with several species found nowhere else on Earth.

Fungus Rove Beetle

A colorful rove beetle of the Tachyporinae with a reddish-orange pronotum and dark elytra, typically found on bracket fungi. It preys on fly larvae developing in fungal fruiting bodies.

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Did You Know?

The bright orange and black coloration may serve as warning coloration, as the beetle produces unpleasant-tasting defensive compounds.