Clover Root Weevil vs White-Lined Darkling Beetle
Side-by-side species comparison
| Attribute | Clover Root Weevil | White-Lined Darkling Beetle |
|---|---|---|
| Scientific Name | Sitona obsoletus | Eleodes longicollis |
| Order | Coleoptera | Coleoptera |
| Family | Curculionidae | Tenebrionidae |
| Size | 3-5 mm | 20-28 mm |
| Habitat | Grasslands | Deserts & Drylands |
| Diet | Root Feeders | Detritivores |
| Regions | Europe, New Zealand (invasive) | North America |
| Conservation | Least Concern | Least Concern |
Clover Root Weevil
A small, grey-brown weevil that feeds on clover roots and nitrogen-fixing nodules. It became a major invasive pest in New Zealand pastures.
Did You Know?
By destroying nitrogen-fixing root nodules, it reduces pasture fertility, costing New Zealand agriculture hundreds of millions of dollars annually.
White-Lined Darkling Beetle
A smooth, elongated darkling beetle with a distinctively long pronotum. It is common in the Chihuahuan and Sonoran deserts.
Did You Know?
Like other Eleodes, it performs a headstand to spray noxious chemicals at attackers.