Spotted Willow Leaf Beetle vs Striped Alder Sawfly
Side-by-side species comparison
| Attribute | Spotted Willow Leaf Beetle | Striped Alder Sawfly |
|---|---|---|
| Scientific Name | Chrysomela knabi | Hemichroa crocea |
| Order | Coleoptera | Hymenoptera |
| Family | Chrysomelidae | Tenthredinidae |
| Size | 6-8 mm | 7-9 mm |
| Habitat | Mountains | Rivers & Streams |
| Diet | Herbivores | Herbivores |
| Regions | Western North America | North America, Europe |
| Conservation | Least Concern | Least Concern |
Spotted Willow Leaf Beetle
A dark metallic blue-black beetle with an oval body found on willows in western North America. Adults and larvae feed on willow foliage near mountain streams.
Did You Know?
This species is adapted to high-altitude habitats and is commonly found above 2,000 meters elevation in the Rocky Mountains.
Striped Alder Sawfly
A brightly colored sawfly with an orange body and black markings on the thorax. Larvae are pale yellowish-green with dark dorsal stripes and feed on alder and birch.
Did You Know?
This species can reproduce both sexually and parthenogenetically, with unfertilized eggs developing into males.