Delta Green Ground Beetle vs Australian Harlequin Bug

Side-by-side species comparison

Attribute Delta Green Ground Beetle Australian Harlequin Bug
Scientific Name Elaphrus viridis Dindymus versicolor
Order Coleoptera Hemiptera
Family Carabidae Pyrrhocoridae
Size 0.6-0.8 cm 10-14 mm
Habitat Wetlands Underground
Diet Predators Predators
Regions United States Australia, Oceania
Conservation Endangered Least Concern

Delta Green Ground Beetle

A small metallic green ground beetle found only near vernal pools in Solano County, California. It is threatened by urban development and habitat loss.

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Did You Know?

It is one of the rarest beetles in North America, known from fewer than five locations.

Australian Harlequin Bug

A small but conspicuous red and black bug that often aggregates in large numbers on tree trunks, fences, and walls during autumn. Its bright colouration warns predators of its foul-tasting defensive secretions.

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Did You Know?

Harlequin bugs produce a pungent smell when disturbed, and large aggregations can number in the thousands.