Birch Bark Beetle vs Jokisch's Ground Beetle
Side-by-side species comparison
| Attribute | Birch Bark Beetle | Jokisch's Ground Beetle |
|---|---|---|
| Scientific Name | Scolytus ratzeburgi | Nebria jokischii |
| Order | Coleoptera | Coleoptera |
| Family | Curculionidae | Carabidae |
| Size | 4-6 mm | 11-15 mm |
| Habitat | Forests | Mountains |
| Diet | Wood Feeders | Omnivores |
| Regions | Scandinavia, Finland, northern Russia, Siberia | Central Alps, Austria, Switzerland |
| Conservation | Least Concern | Least Concern |
Birch Bark Beetle
A small, dark brown bark beetle that infests birch trees in boreal and subarctic forests. Adults bore through bark to create characteristic gallery patterns. Outbreaks can kill weakened birch trees over large areas.
Did You Know?
The gallery patterns carved by this beetle's larvae under birch bark resemble ornate branching designs that are unique to the species.
Jokisch's Ground Beetle
A high-altitude ground beetle found near permanent snow patches in the Alps. It is adapted to cold, wet conditions on rocky terrain.
Did You Know?
It completes its entire life cycle in the brief alpine summer of just a few months.