European Firebug vs Western Stone

Side-by-side species comparison

Attribute European Firebug Western Stone
Scientific Name Pyrrhocoris apterus Doroneuria baumanni
Order Hemiptera Plecoptera
Family Pyrrhocoridae Perlidae
Size 9-13 mm 25-35 mm
Habitat Underground Mountains
Diet Predators Predators
Regions Europe, Central Asia, North Africa North America
Conservation Least Concern Least Concern

European Firebug

A strikingly patterned red and black bug that forms large aggregations at the base of linden trees. It is one of the most recognizable insects in Europe. The bold aposematic coloration warns predators of its unpleasant taste.

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Did You Know?

It was one of the first insects in which scientists discovered that the gut microbiome is essential, as germ-free individuals show stunted growth and high mortality.

Western Stone

A large predatory stonefly of Pacific Northwest mountain streams. Nymphs have distinctive patterned heads and powerful mandibles.

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Did You Know?

Nymphs take up to three years to complete development in cold mountain streams.