Spotted Tumbling Flower Beetle vs Douglas-fir Beetle
Side-by-side species comparison
| Attribute | Spotted Tumbling Flower Beetle | Douglas-fir Beetle |
|---|---|---|
| Scientific Name | Mordellistena pumila | Dendroctonus pseudotsugae |
| Order | Coleoptera | Coleoptera |
| Family | Mordellidae | Curculionidae |
| Size | 2-3.5 mm | 4-6 mm |
| Habitat | Farmland | Mountains |
| Diet | Pollen Feeders | Wood Feeders |
| Regions | Europe | Western North America from British Columbia to Mexico |
| Conservation | Least Concern | Least Concern |
Spotted Tumbling Flower Beetle
A tiny tumbling flower beetle found on composite flowers in summer. Larvae develop in plant stems. One of the smallest and most frequently encountered mordellid species.
Did You Know?
So small that it can hide inside individual florets of composite flower heads.
Douglas-fir Beetle
A dark reddish-brown bark beetle that attacks Douglas-fir trees, particularly those weakened by drought or windthrow. It is among the most damaging bark beetles in the Pacific Northwest.
Did You Know?
It preferentially attacks fallen or stressed trees, but during outbreaks it can kill large numbers of healthy standing trees.