Australian Harlequin Bug vs Twig Ant

Side-by-side species comparison

Attribute Australian Harlequin Bug Twig Ant
Scientific Name Dindymus versicolor Pseudomyrmex gracilis
Order Hemiptera Hymenoptera
Family Pyrrhocoridae Formicidae
Size 10-14 mm 8-10 mm
Habitat Underground Forests
Diet Predators Predators
Regions Australia, Oceania North America, Central America, South America
Conservation Least Concern Least Concern

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.

Twig Ant

A slender fast-moving ant that nests in hollow twigs and delivers a painful sting.

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Did You Know?

It has excellent vision and can spot approaching threats from several centimeters away.