Birch Catkin Bug vs Treble-bar Planthopper

Side-by-side species comparison

Attribute Birch Catkin Bug Treble-bar Planthopper
Scientific Name Kleidocerys resedae Issus coleoptratus
Order Hemiptera Hemiptera
Family Lygaeidae Issidae
Size 4-5 mm 5-7 mm
Habitat Woodlands Underground
Diet Seed Feeders Sap Feeders
Regions Europe, northern Asia, North America Europe, North Africa
Conservation Least Concern Least Concern

Birch Catkin Bug

A small, oval brown seed bug that feeds on birch and alder catkins. It is very common in northern Europe and can form large swarms in autumn. It sometimes enters buildings in large numbers seeking overwintering shelter.

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Did You Know?

In autumn, enormous swarms of thousands can descend on buildings near birch trees, alarming homeowners despite the bugs being completely harmless.

Treble-bar Planthopper

A stout brown planthopper found on ivy and other climbing plants in Europe. Its nymphs possess interlocking leg gears for synchronized jumping.

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Did You Know?

Its nymphs are the first organisms discovered to use mechanical gear teeth for locomotion.