Ogasawara Damselfly vs Epomis Ground Beetle

Side-by-side species comparison

Attribute Ogasawara Damselfly Epomis Ground Beetle
Scientific Name Rhinocypha ogasawarensis Epomis dejeani
Order Odonata Coleoptera
Family Chlorocyphidae Carabidae
Size 3-4 cm 14-20 mm (adults)
Habitat Rivers & Streams Ponds & Lakes
Diet Predators Predators
Regions Japan Europe, Middle East
Conservation Critically Endangered Least Concern

Ogasawara Damselfly

A striking damselfly endemic to the Bonin (Ogasawara) Islands of Japan. Males display iridescent blue wing patches during courtship.

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Did You Know?

The Ogasawara Islands are sometimes called the 'Galapagos of the Orient' for their unique endemic species.

Epomis Ground Beetle

A beetle whose larvae lure and devour frogs — a rare case of predator-prey role reversal. The larva waggles its antennae to attract an amphibian, then latches on and feeds.

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Did You Know?

This is one of the only known cases where an insect larva regularly preys on vertebrates — the larvae have a near 100% success rate against attacking frogs.