Birch Catkin Bug vs Maize Weevil
Side-by-side species comparison
| Attribute | Birch Catkin Bug | Maize Weevil |
|---|---|---|
| Scientific Name | Kleidocerys resedae | Sitophilus zeamais |
| Order | Hemiptera | Coleoptera |
| Family | Lygaeidae | Curculionidae |
| Size | 4-5 mm | 2-4mm |
| Habitat | Woodlands | Indoors |
| Diet | Seed Feeders | Seed Feeders |
| Regions | Europe, northern Asia, North America | Africa, Asia, North America, South America, Europe, Oceania |
| 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.
Did You Know?
In autumn, enormous swarms of thousands can descend on buildings near birch trees, alarming homeowners despite the bugs being completely harmless.
Maize Weevil
A small dark brown weevil with four reddish spots on its elytra. It is one of the most destructive stored grain pests worldwide.
Did You Know?
A single female can lay over 400 eggs in grain kernels and infestations can destroy entire harvests in storage.