Wooly Darkling Beetle vs Striped Alder Sawfly
Side-by-side species comparison
| Attribute | Wooly Darkling Beetle | Striped Alder Sawfly |
|---|---|---|
| Scientific Name | Eleodes osculans | Hemichroa crocea |
| Order | Coleoptera | Hymenoptera |
| Family | Tenebrionidae | Tenthredinidae |
| Size | 20-35 mm | 7-9 mm |
| Habitat | Deserts & Drylands | Rivers & Streams |
| Diet | Herbivores | Herbivores |
| Regions | North America | North America, Europe |
| Conservation | Least Concern | Least Concern |
Wooly Darkling Beetle
A stout black beetle common in southwestern US deserts. It raises its abdomen in a defensive headstand posture when disturbed.
Did You Know?
It sprays a foul-smelling quinone chemical from its rear end, earning it the nickname stink beetle.
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.