Habu's Ground Beetle vs Lunar Ichneumon Wasp

Side-by-side species comparison

Attribute Habu's Ground Beetle Lunar Ichneumon Wasp
Scientific Name Carabus dehaanii Megarhyssa lunator
Order Coleoptera Hymenoptera
Family Carabidae Ichneumonidae
Size 25-33 mm 30-50 mm body, ovipositor up to 130 mm
Habitat Forests Forests
Diet Predators Nectar Feeders
Regions Japan (western Honshu, Shikoku, Kyushu) Eastern North America
Conservation Least Concern Least Concern

Habu's Ground Beetle

A large Japanese ground beetle with deeply sculptured elytra and striking blue-violet metallic coloring. It is widespread in lowland forests across western Japan.

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Did You Know?

Japanese Carabus beetles have been intensively studied for decades, making Japan one of the best-documented regions in the world for ground beetle ecology and evolution.

Lunar Ichneumon Wasp

A striking ichneumon with a yellow and brown banded body. It parasitizes pigeon tremex horntail larvae inside hardwood trees.

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Did You Know?

Its ovipositor is the longest relative to body size of any insect in North America.