Dark Rover Ant vs Oriental Demoiselle

Side-by-side species comparison

Attribute Dark Rover Ant Oriental Demoiselle
Scientific Name Brachymyrmex patagonicus Calopteryx cornelia
Order Hymenoptera Odonata
Family Formicidae Calopterygidae
Size 1.5-2 mm 50-58 mm
Habitat Underground Mountains
Diet Omnivores Omnivores
Regions South America, Southern United States Asia
Conservation Least Concern Least Concern

Dark Rover Ant

A tiny dark brown ant that has rapidly spread across the southern United States as an invasive species. It is attracted to electrical equipment and frequently enters buildings.

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Did You Know?

They are so small that entire colonies can nest inside electrical junction boxes and wall outlets.

Oriental Demoiselle

A Japanese demoiselle with shimmering blue-black wings and a metallic green body. It is endemic to Japan's clean mountain streams.

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Did You Know?

It is endemic to Japan and is considered an indicator species for clean mountain water quality.